Wolfram Resource System

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Search the Wolfram Resource System

Paclet Resource: Wolfram/QuantumFramework

Perform analytic and numeric quantum computations

Paclet Resource: WolframChemistry/IsomerGeneration

Generate Isomers from Chemical Formulas

Paclet Resource: StianRamsnes/MaXrd

Symmetry data and utilities related to crystallography and X-ray scattering

Paclet Resource: RohanMehta/OpenChemicalSystems

Model, stochastically simulate, and visualize arbitrary open chemical systems using a Petri Net framework

Paclet Resource: PeterBurbery/RecreationalMathematics

This paclet is for recreational mathematics and math puzzles

Paclet Resource: PeterBurbery/BooleanLogic

Work with logical functions and boolean values

Paclet Resource: PeterBurbery/AssociationFunctions

Functions for modifying associations

Paclet Resource: Obando/CAGenetics

A set of functions to manipulate the unified model of Cellular Automata

Paclet Resource: KlausSutner/Automata

Automata theory package

Paclet Resource: JaroslavKysela/OpticalElements3D

3D models of optical elements

Paclet Resource: JaneShenGunther/TCGADataTool

TCGA Data Tool retrieves TCGA cancer datasets easily from the NCI GDC and TCIA portals

Function Resource: FindLinearRecurrenceEquations

Find equations describing a linear recurrence corresponding to an input sequence

Function Resource: LinearConstraints

Determine the consistency equations required for a system of linear equations to have a solution

Function Resource: LinearlyConsistentQ

Determine if a linear system has a solution

Data Resource: Linear Codes

Linear codes provide an optimal way for transmitting blocks of data over noisy channels

Example Resource: Schrödinger Equation for the Linear Harmonic Oscillator

Find the first few eigenvalues and eigenfunctions

Function Resource: SmallIntegerLinearSolve

Find a small solution to a system of linear equations over the integers

Data Resource: The 192 Solutions of the Heun Equation

A compilation of the 192 solutions to the Heun differential equation

Function Resource: BitStringLinearSolve

A memory efficient form of solving linear systems modulo 2

Function Resource: WhewellEquation

Compute the Whewell equation for a plane curve

Function Resource: CesaroEquation

Compute the Cesàro equation for a planar curve

Function Resource: NaturalEquations

Compute the natural equations of a curve

Function Resource: EulerEquations

Get the Euler–Lagrange differential equations derived from a given functional

Function Resource: LinearCombination

Decompose a vector into a linear combination of a set of vectors

Function Resource: ConsistentAugmentedMatrixQ

Determine if a matrix represents a consistent system of linear equations

Function Resource: LinearlyIndependent

Determine whether a set of vectors is linearly independent

Function Resource: EquationOfStateConstants

Calculate the constants associated with an equation of state

Paclet Resource: PeterBurbery/LinearAlgebraPaclet

A paclet for linear algebra and its applications

Function Resource: FindEquationalModels

Find instances of a binary operator that satisfy equational constraints

Function Resource: AugmentedMatrix

Get the augmented matrix of the system of linear equations

Function Resource: LinearFunctionQ

Determine whether an expression represents a linear function of a given set of variables

Function Resource: LinearSolveMod

Solve a linear system with multiple moduli

Function Resource: TrimmedLinearFit

Linear model fitting discarding outliers

Function Resource: ModusPonensToEquational

Convert an axiom system from modus ponens to equational form

Function Resource: LinearFunctionQuiz

Generate a quiz to assess understanding of linear functions

Function Resource: SolveEinsteinEquations

Determine whether a given stress-energy tensor (field) is a solution to the Einstein field equations

Function Resource: LinearTransformationQuiz

Generate a quiz to assess understanding of linear transformations

Function Resource: SphericalLinearInterpolation

Evaluate the piecewise spherical linear interpolant of given data

Function Resource: FindEquationalCounterexample

Try to find a counterexample to an equational hypothesis in a given system of axioms

Function Resource: BayesianLinearRegression

Perform Bayesian linear regression with conjugate priors

Function Resource: FindEquationalPath

Find a path that goes from one expression to another with a sequence of replacements

Function Resource: LinearAlgebraMod

Perform matrix operations over a finite field

Example Resource: Harrow–Hassidim–Lloyd (HHL) Algorithm

Numerically solve a system of linear equations using a quantum algorithm

Function Resource: CoefficientMatrix

Returns the coefficient matrix of a system of equations

Paclet Resource: PeterBurbery/NewLinearAlgebraPaclet

A paclet for linear algebra

Function Resource: SolveVacuumEinsteinEquations

Determine whether a given Riemannian or pseudo-Riemannian manifold is a solution to the vacuum Einstein field equations

Function Resource: SolveVacuumADMEquations

Determine whether a given ADM decomposition is a solution to the vacuum ADM equations

Function Resource: LinearDescriptionPlotQuiz

Generate an interactive graphical quiz on the plotting of linear functions

Function Resource: LinearSolveModIntegers

Solve rational linear system modulo the integers

Paclet Resource: ZigangPan/DifferentialEquationSolver

Several solvers for ODEs

Example Resource: Lindblad Master Equation

Solving the quantum Liouvillian master equation

Function Resource: LinearRegressionDataQuiz

Generate an interactive quiz on matching data to a regression line

Example Resource: Smoluchowski Diffusion Equation

Model diffusion with a conservative mass transport equation

Function Resource: OrthogonalPolynomialVandermondeSolve

Solve an orthogonal polynomial Vandermonde linear system

Function Resource: RungeKuttaOrderConditions

List equations for Runge-Kutta methods

Paclet Resource: ZigangPan/NonlinearSystems

This is a paclet on nonlinear systems with the ultimate goal of robust MRAC for linear systems

Function Resource: PivotedLUDecomposition

Compute the LU decomposition of a matrix with different pivoting methods

Function Resource: ODEViewer

Dynamically visualize an ordinary differential equation (ODE) or system of ODEs

Prompt Resource: DSolveFromText

Convert text describing a differential equation to a DSolve expression

Paclet Resource: ZigangPan/LinearSystems

This Paclet is on LTI systems for the ultimate goal of a robust MRAC for minimum phase linear systems

Example Resource: Numerical Solution to the Telegraph Equation in 1D

Example Resource: Solve Poisson's Equation Over an Interactively Changing Region

Manipulate the boundary conditions interactively for a solution to Poisson's equation over a rectangle

Function Resource: ButcherPlot

Plot order condition trees for Runge-Kutta method

Example Resource: Compute the Product of a Matrix and Vector using a Quantum Circuit

Function Resource: SecantMethodFindRoot

Determine the root of an equation using the secant method

Data Resource: UI Color Gradients

Community contributed collection of beautiful multi-color gradients from uiGradients

Paclet Resource: ZigangPan/LinearQuadraticControl

This Paclet is for LQR, LQG, LEQG, and H-infinity Control design

Data Resource: Hue Color Gradients

Collection of gradient hues from coolHue

Function Resource: TrigNSolve

Solve a system of trigonometric or hyperbolic equations

Function Resource: TrendLine

Trend line of a given set of data

Function Resource: KeplerE

Evaluate the solution of the standard Kepler equation

Function Resource: FindRootPlot

Visualize the function evaluations done by FindRoot

Function Resource: ButcherPhi

Compute the weight of a Butcher tree

Neural Net Resource: Self-Normalizing Net for Numeric Data

Perform classification or regression on numeric data

Function Resource: LInfinitySolve

Solve the linear minimax problem

Function Resource: ANOVA

Perform an analysis of variance

Paclet Resource: Wolfram/ConvertArXivTeXSource

Convert equations in an arXiv preprint from TeX to Wolfram Language expressions using LLM

Function Resource: ODENormalForm

Transform a differential equation into normal form

Function Resource: SolveSudokuPuzzle

Solve a sudoku puzzle

Function Resource: PerfectPower

Find all perfect power representations of an integer

Function Resource: CoordinateVector

Find the coordinate vector of a vector with respect to a basis

Paclet Resource: ZigangPan/MRRACLinearFullOrder

Model reference robust adaptive control design for MIMO LTI systems

Function Resource: MatrixSign

Evaluate the matrix sign function

Example Resource: Simulate Control of a Toy Train

Model the position of a toy train and use a tracking controller to stop at stations

Function Resource: MakeZXDiagram

Make a diagrammatic representation of a linear map in the ZX-calculus

Function Resource: SolveKillerSudokuPuzzle

Solve a killer sudoku puzzle

Function Resource: NewtonsMethodFindRoot

Determine the root of an equation using Newton's method

Function Resource: SlopeFieldQuiz

Generate a quiz to assess understanding of slope fields

Example Resource: Solve PDEs with Events over Regions

Model thermostat-controlled heat generation in a room with three insulated walls and a glass front

Example Resource: Stabilization of Lynx and Hare Populations with LQG Control

Function Resource: L1Solve

Solve the linear least absolute value problem

Function Resource: LogarithmicNorm

Evaluate the logarithmic norm of a square matrix

Function Resource: ButcherQuadratureConditions

Give the quadrature conditions for Runge-Kutta methods

Example Resource: Symbolic Evolution of a Quantum State

Evolve a quantum state in time, symbolically

Function Resource: Geodesic

Compute the geodesics for a parametrized surface

Function Resource: NQueenSolution

Give the solution to the n-queen problem

Function Resource: SerflingFit

Fit a Serfling regression model to a dataset

Function Resource: ButcherColumnConditions

Give the column-simplifying conditions for Runge-Kutta methods

Function Resource: ButcherRowConditions

Give the row-simplifying conditions for Runge-Kutta methods

Function Resource: LimitingIngredient

Find the limiting ingredient in something similar to a chemical reaction

Function Resource: MagicCube

Generate a magic cube

Function Resource: VectorSubspaceQ

Determine if the span of one list of vectors is contained in the span of a second list of vectors

Function Resource: QuantityString

Convert a Quantity to a linear string in a customizable way

Paclet Resource: TheRealCStover/MATrixLinearAlgeBra

A collection of WL implementations of Matlab functions

Example Resource: Solute Diffusion under Centrifugation

Model the Lamm equation in a sector of a disk

Function Resource: ButcherPrincipalError

Get a list of terms in the Taylor series expansion of the error for Runge–Kutta methods

Function Resource: ConsecutiveSquareSum

Find integers representable as the sum of consecutive squares

Function Resource: FitWithErrors

Perform linear and nonlinear fits on data with error bars

Function Resource: BisectionMethodFindRoot

Determine the root of an equation using the bisection method

Function Resource: StringToBoxes

Convert a string into boxes as if it were typed into a notebook

Function Resource: ParameterizePolygon

Find the parameterization of a curve that linearly connects a list of points

Function Resource: MeijerGForm

Convert a mathematical expression into an equivalent expression with head MeijerG

Function Resource: FoxHForm

Convert a mathematical expression into an equivalent expression with head FoxH

Function Resource: ReactionData

Get data on a chemical reaction

Function Resource: PursuitCurvePlot

Plot a predator-prey pursuit curve

Function Resource: TridiagonalCompanionMatrix

Generate the tridiagonal companion matrix of a univariate polynomial

Example Resource: Model Energy Transport Dynamics

Solve Navier-Stokes equations coupled with a heat transfer equation over a rectangular region with cutout

Function Resource: MatrixGeometricMean

Compute the geometric mean of two matrices

Function Resource: IteratedMap2D

Obtain the orbit of a 2D iterated map from given initial conditions

Function Resource: MatrixNorm

Estimate the Hölder p-norm of a numerical matrix

Function Resource: MercerMatrix

Generate a Mercer matrix

Function Resource: MatrixPolynomial

Evaluate a matrix polynomial

Function Resource: GeometricTranslationQuiz

Generate a quiz to assess understanding of geometric translations

Function Resource: BialternateProduct

Calculate the bialternate product of two square matrices

Function Resource: GeometricRotationQuiz

Generate a quiz to assess understanding of geometric rotations

Function Resource: GeometricReflectionQuiz

Generate a quiz to assess understanding of geometric reflections

Function Resource: RungeKuttaMethod

Solve differential equations using the Runge-Kutta method

Function Resource: FociPointEllipse

Find the equation for an ellipse given two foci and a point

Function Resource: FociPointHyperbola

Find the equation for a hyperbola given two foci and a point

Function Resource: PolarCurveIdentifier

Identify which polar curves are associated with the given equations

Function Resource: PercusYevickRDF

Evaluate the radial distribution function for a fluid of hard spheres

Function Resource: KhatriRaoProduct

Evaluate the Khatri-Rao product of matrices

Function Resource: PolynomialFitCurve

Polynomial fit of a given set of data, represented as a spline curve

Function Resource: TabViewListPlot

Create a TabView for a ListPlot using linear and logarithmic axes

Function Resource: PolynomialSmithDecomposition

Compute the Smith decomposition of a matrix of univariate polynomials

Function Resource: OrderedSchurDecomposition

Compute the ordered Schur decomposition of a matrix

Function Resource: Immanant

Compute the immanant of a square matrix associated with an integer partition

Function Resource: LeastSquaresPlot

Plot data together with a visualization of the squared errors compared to a fit

Function Resource: HadamardDeviation

Measure the linear-drift-insensitive, two-sample, phase/frequency stability

Function Resource: FivePointConic

Find a conic equation that passes through five given points

Function Resource: NumericalMethodFindRoot

Find the root of an equation or number using a specified numerical method

Example Resource: Cooling Effect of a Duct with a Cooling Liquid

Neumann heat flux values prescribe the flux over the boundary edge of an axisymmetric cross section of a pipe

Function Resource: ProjectionMatrix

Compute the projection matrix for a given vector space

Function Resource: Nullity

Compute the nullity of a matrix

Function Resource: SubspaceAngle

Compute the angle between two subspaces

Function Resource: ButcherTreeData

Get characteristics of Butcher trees, such as the height, width, order, density and number of labelings

Function Resource: NDSolveAround

Propagate Gaussian uncertainty through NDSolve

Function Resource: PolarDecomposition

Compute the polar decomposition of a matrix

Function Resource: SignLogDet

Compute the sign and natural logarithm of the determinant of a matrix

Function Resource: RowSpace

Compute properties of the row space of a matrix

Function Resource: ColumnSpace

Compute properties of the column space of a matrix

Function Resource: MatrixFormDivided

Add row and column dividing lines to MatrixForm

Example Resource: Arbitrary Single Qubit Gate using L(4) Cluster State

Perform three equatorial measurements to a linear cluster state to obtain a general one qubit transformation

Function Resource: RungeKuttaDSolve

Solve differential equations using one of the Runge–Kutta or related methods

Function Resource: DihedralODE

Find the ordinary differential equation constraining periods of certain symmetrical curves

Function Resource: TridiagonalInverse

Evaluate the inverse of a tridiagonal matrix

Function Resource: MultiNonlinearModelFit

Fit multiple datasets with multiple expressions that share parameters

Function Resource: SolidHarmonicR

Evaluate the regular solid harmonic function

Function Resource: FrobeniusPiecewiseDSolve

Obtain an approximate solution to an ODE using the piecewise Frobenius method

Function Resource: CoulombF

Evaluate the regular Coulomb wavefunction

Function Resource: DirectedAcyclicEvaluate

Evaluate functions locally over any directed acyclic graph

Function Resource: MinSumPermutation

Find a permutation that minimizes a matrix sum

Function Resource: Unthread

A partial inverse for Thread

Function Resource: CommutationMatrix

Generate a commutation matrix

Function Resource: MatrixFieldOfValues

Evaluate the boundary curve of the field of values of a matrix

Paclet Resource: ZigangPan/NonlinearCholeskyFactorization

Design locally optimal and globally inverse optimal controllers for nonlinear system under perfect state measurement

Function Resource: SymmetricKroneckerProduct

Calculate the symmetric Kronecker product of two matrices

Function Resource: Cofactor

Get a cofactor of a matrix

Function Resource: ImplicitD

Compute the derivative y' as a function of x from an implicit equation in those variables

Function Resource: NSolveByMonodromy

Numerically solve for isolated roots of a square system of polynomial equations using monodromy

Paclet Resource: ZigangPan/NonlinearCholeskyFactorizationMIMO

Nonlinear Cholesky Factorization for MIMO nonlinear systems

Function Resource: GershgorinDisks

Show the Gershgorin disks of a square matrix

Example Resource: Magnetic Potential inside an Electric Motor

Find a fit for measured BH-curve data with a Gaussian model to solve a magnetostatic problem

Function Resource: GeometricTransformationQuiz

Generate a quiz to assess understanding of geometric transformations

Function Resource: MatrixMinimalPolynomial

Compute the minimal polynomial of a square matrix

Function Resource: Intrinsic3DCurve

Plot intrinsic curves in 3D

Function Resource: WeingartenMatrix

Compute the Weingarten matrix of a surface

Function Resource: CenteringMatrix

Generate an n-sized centering matrix

Example Resource: Transient Landau–Ginzburg Model

Create a density plot of a solution to the equations on a mesh

Example Resource: Solve a Nonlinear Model of Fluid Flow

Model the time-dependent flow around a cylinder with the transient Navier–Stokes equation

Function Resource: RoseCurveAnalysis

An interactive plot for the areas inside the rose curve

Function Resource: ProbNumObject

PythonObject configuration for the Python package ProbNum

Function Resource: BarningHallTreePosition

Finds the position of a primitive Pythagorean triple in Barning-Hall tree

Function Resource: AcentricFactor

Estimate the acentric factor of a substance

Function Resource: WeyrDecomposition

Compute the Weyr decomposition of a square matrix

Example Resource: Modes of a Pentagon Drum

Compute and plot eigenmodes of a polygon drum

Function Resource: RationalCholeskyDecomposition

Compute the rational Cholesky decomposition of a matrix

Function Resource: FullQRDecomposition

Compute the full QR decomposition of a matrix

Function Resource: TracySinghProduct

Calculate the Tracy–Singh product of two matrices

Function Resource: EisensteinFactorInteger

Factor an integer into powers of Eisenstein primes

Example Resource: Dynamics of Simple Harmonic Motion in a Mass-Spring System

Explore the mass-spring system from equations to animations

Example Resource: Transient Gray–Scott Model

Animate a solution to reaction diffusion equations over a disk

Function Resource: AasenDecomposition

Compute the Aasen decomposition of a Hermitian matrix

Function Resource: TakagiDecomposition

Compute the Takagi decomposition of a complex-symmetric matrix

Function Resource: FullRankDecomposition

Compute a full rank decomposition of a matrix

Function Resource: FaceSplittingProduct

Evaluate the face-splitting product of matrices

Function Resource: RoseCurveProperties

Compute the properties of a specified rose curve

Function Resource: DVectorField

Generate the tensor associated with the nth derivative of a vector field at a point

Function Resource: BidiagonalDecomposition

Compute the bidiagonal decomposition of a numerical matrix

Function Resource: TukeyMedianPolish

Find row and column effects in a data matrix by repeatedly subtracting the median

Function Resource: ComputeMatrixFunction

Compute a function of a square matrix

Paclet Resource: AntonAntonov/MonadicSystemDynamics

Software monad for System Dynamics workflows

Function Resource: BialternateSum

Get the bialternate sum matrix of a square matrix

Paclet Resource: PeterBurbery/DimensionalAnalysis

A paclet for applications of dimensional analysis in physics and the engineering sciences

Function Resource: DefinitePencilReduce

Convert a Hermitian-definite matrix pencil into a matrix with the same eigenvalues

Example Resource: PDE over a 3D Space Shuttle Region

Apply Finite Element method to solve PDEs over a 3D space shuttle region and visualize solutions

Function Resource: QLearningLQRegulator

Compute the LQ regulator using Q-learning

Function Resource: GaussianHessenbergDecomposition

Compute the Gaussian Hessenberg decomposition of a matrix

Function Resource: Logit

The logit function from probability

Paclet Resource: AntonAntonov/QuantileRegression

Quantile regression functions

Function Resource: Pfaffian

Compute the Pfaffian of an antisymmetric (skew-symmetric) matrix

Function Resource: SameSpanQ

Determine whether two lists of vectors span the same subspace

Function Resource: SkewTridiagonalDecomposition

Compute the skew-tridiagonal decomposition of an antisymmetric matrix

Function Resource: PivotColumns

Get the positions of the columns that are pivot columns of a matrix

Function Resource: SubspaceBasis

Find a basis for the subspace spanned by a list of vectors

Function Resource: SumBasis

Find a basis for the sum of a list of subspaces of ℝ^n

Function Resource: ColumnSpaceBasis

Return a basis for the subspace spanned by the columns of a matrix

Function Resource: UnitMatrix

Get a matrix with a 1 in a selected position and 0s elsewhere

Function Resource: MatrixPencilSolve

Find the null values and vectors for the pencil of a set of square matrices

Function Resource: ProjectOnSubspace

Project a vector onto a subspace

Function Resource: BinetCauchyIdentity

Verifies the Binet–Cauchy algebraic identity in a given dimension

Function Resource: IntersectionBasis

Find a basis for the intersection of subspaces of ℝ^n

Function Resource: RowSpaceBasis

Return a basis for the subspace spanned by the rows of the matrix

Paclet Resource: AntonAntonov/MonadicQuantileRegression

Software monad for Quantile Regression workflows

Function Resource: ADMDecomposition

Represent a canonical decomposition of the metric for a Riemannian or pseudo-Riemannian manifold via the ADM formalism

Function Resource: PlotVector

Plot a list of vectors in the plane

Function Resource: EigenvectorPlot

Visualize the Eigenvectors of a 2 x 2 or 3 x 3 matrix

Function Resource: StressEnergyTensor

Represent a stress-energy tensor (field) over a Riemannian or pseudo-Riemannian manifold

Function Resource: RandomUnimodularMatrix

Return a pseudorandom unimodular matrix

Paclet Resource: WolframAlphaMath/SpecialFunctionsAndCalculus

Compute MeijerG forms of functions, fractional-order integro-derivatives, integral transforms and more.

Paclet Resource: RobertNachbar/CompartmentalModeling

Build, visualize, analyze, and simulate compartmental models

Function Resource: SuiteSparseMatrix

Import a sparse matrix from the SuiteSparse matrix collection

Data Resource: Sample Data: Pacific Walrus Haulouts

Congregations of Pacific walruses off the coast of U.S. and Russia, 1852-2016

Paclet Resource: AntonAntonov/MonadicSparseMatrixRecommender

A software monad for Sparse Matrix Recommender (SMR) workflows

Function Resource: GeneralizedVariance

Find the determinant of the covariance matrix

Function Resource: TotalVariation

Get the total variation of a matrix

Function Resource: DiagonalizeQuadratic

Write a quadratic expression as a sum of squares by eliminating its mixed terms and then completing squares

Function Resource: PolynomialHermiteDecomposition

Compute the Hermite decomposition of a matrix of univariate polynomials

Function Resource: RandomVector

Return a pseudorandom vector of a given type and size

Function Resource: DirectionalD

Compute the directional derivative of a function

Function Resource: AntidiagonalTotals

Give the totals of the entries on the rising diagonals of a square matrix

Function Resource: BitStringRowReduce

A memory efficient form of Gaussian elimination to row echelon form modulo 2

Function Resource: CanonicalBasis

Obtain the canonical bases for selected spaces of matrices and functions

Function Resource: BitStringNullSpace

A memory efficient form of computing the null space of a matrix modulo 2

Function Resource: GeneralizedFiedlerMatrix

Generate the generalized Fiedler companion matrix of a univariate polynomial

Function Resource: WignerMatrix

Get the irreducible group representation of SU(2) for a given angular momentum

Function Resource: NearestKroneckerProductSum

Approximate a numerical matrix as sum of Kronecker products

Function Resource: Quaternion

Represent a quaternion object

Function Resource: MatrixPartialTrace

Calculate a partial trace of a matrix

Function Resource: AntidiagonalMatrixQ

Tests whether a matrix is an antidiagonal matrix

Function Resource: BasisFromVector

Generate an orthonormal basis from a given 3D vector

Function Resource: AntidiagonalMatrix

Creates an antidiagonal matrix by given the antidiagonal

Function Resource: CarlemanMatrix

Evaluate the Carleman matrix of a function

Function Resource: NEigenvalueSumGradient

Numerically evaluate the gradient of a function summed over the eigenvalues of a matrix, with respect to matrix parameters

Function Resource: LatinSquare

Generate a matrix from a list such that no row or column contains the same element twice

Function Resource: ExtendedLatticeReduce

Compute a reduced basis for a set of vectors, along with a unimodular matrix that converts from the vectors to the reduced basis

Function Resource: ComradeMatrix

Generate the comrade matrix corresponding to an orthogonal polynomial series

Function Resource: ExtrinsicCurvatureTensor

Represent the extrinsic curvature tensor field for a Riemannian submanifold

Function Resource: ChristoffelSymbol

Return the Christoffel symbol for a given metric

Function Resource: ExtendedGroebnerBasis

Compute a Groebner basis and a conversion matrix from the input polynomials to the basis

Function Resource: PopovDecomposition

Compute the Popov decomposition of a matrix of univariate polynomials

Function Resource: SylvesterMatrix

Generate the Sylvester matrix of two univariate polynomials

Function Resource: AssociationNormalize

Normalizes the values of an Association

Function Resource: RotatedEllipseMatrix

Create a binary matrix with a rotated, ellipse-shaped region of 1s

Function Resource: ShapeOperator

Compute the shape operator on a surface

Function Resource: Antidiagonal

Give the antidiagonal of a matrix

Function Resource: FirstOrderCorrelation

Compute the first order correlation matrix from an original correlation matrix

Function Resource: SymmetricSort

Symmetrically reorder the rows and columns of a square matrix

Function Resource: ZeroDiagonal

Replace the diagonal of an arbitrary matrix with zeros

Function Resource: NonNegativeMatrixFactorization

Decompose a matrix into two non-negative matrix factors

Function Resource: FromTensor

Convert TensorContract expressions into an equivalent form using Dot and Tr

Function Resource: EinsteinSummation

Given tensors and their indices, sum over repeated indices

Function Resource: GaussianQuadratureMatrix

Symmetric tridiagonal matrix for Gaussian quadrature

Function Resource: AxisAngle

Generate the axis-angle representation of a three-dimensional rotation matrix

Function Resource: GramianReduce

Find a unimodular conversion matrix corresponding to a lattice Gramian matrix

Function Resource: TensorIndexJuggling

Given a metric, convert between covariant and contravariant components of a tensor

Function Resource: MagicSquare

Get a magic square for any dimension

Example Resource: Fokker–Planck Mass Transport Model

Example Resource: Numeric Cyclic Voltammetry

Solve a coupled reaction model

Function Resource: ArrayContract

General contraction of levels of an array

Function Resource: TensorDiagram

Display symbolic tensor expressions as a diagram

Function Resource: FindDistanceInstance

Find an instance of n-dimensional vectors that produce a specified distance matrix

Function Resource: DiracMatrix

Evaluate Dirac matrices in any dimension

Function Resource: CubicSplineCurve

Generate a cubic B-spline curve that passes through given points

Function Resource: BioSequenceFoldingMatrix

Build a matrix containing which biomolecular sequence positions can bond

Function Resource: BezierInterpolatingControlPoints

Compute the control points of a Bézier curve that interpolates a given set of points

Function Resource: AppendColumn

Append a column to the right of a matrix

Function Resource: CayleyMengerMatrix

Evaluate the Cayley-Menger matrix of a simplex

Function Resource: LSystemPlot

Display an L-system

Neural Net Resource: ELMo Contextual Word Representations Trained on 1B Word Benchmark

Represent words as contextual word-embedding vectors

Function Resource: RandomRotationQuaternion

Return uniformly distributed random rotations in quaternion form

Function Resource: BuildBioSequenceBondListFromFoldingMatrix

Construct all potential bond lists from a folding matrix associated with a biomolecular sequence

Function Resource: RayTransferMatrix

Calculate the ray transfer matrix of a Gaussian optical system

Neural Net Resource: VGG-16 Trained on ImageNet Competition Data

Identify the main object in an image

Neural Net Resource: VGG-19 Trained on ImageNet Competition Data

Identify the main object in an image

Function Resource: SciPyObject

A minimal PythonObject configuration for the SciPy package

Paclet Resource: ZigangPan/SystemofSystems

Robust MRAC design for minimum phase composite system that consists of parallel interconnected MIMO LTI systems

Function Resource: IndependentComponentAnalysis

Decompose a matrix into Independent Component Analysis matrix factors

Function Resource: PrincipalAxisClustering

Quickly cluster a point cloud by recursive separation

Function Resource: EstimateSudokuDifficultyLevel

Estimate the level of difficulty for a given sudoku puzzle

Function Resource: GenerateSudokuPuzzle

Generate a sudoku puzzle

Function Resource: GenerateKillerSudokuPuzzle

Generate a killer sudoku puzzle

Function Resource: MetamathImport

Import and work with a Metamath database

Data Resource: Two-link Robot Model

A model of a two-link robot

Function Resource: IdentityHypermatrix

Get the d-dimensional identity hypermatrix

Function Resource: Alphametic

Solve an alphametic puzzle

Function Resource: Loess

Smooth noisy data using local regression

Function Resource: PolygonNormalVector

Compute the normal vector to a 3D polygon

Function Resource: MultiwayOperatorSystem

Simulate the evaluation of a formal operator expression as a multiway system

Function Resource: HyperellipticODE

Get a physicist's constructive proof of Fuchs's theorem on hyperelliptic curves

Data Resource: Ship Steering Model

A Norrbin model of a ship's steering dynamics

Function Resource: GeodesicGridPoints

Generate points on a geodesic grid

Function Resource: ListD

Find the numerical derivative of a list of values or pairs of values

Example Resource: Model the Composition of the Universe over Time

Explore changes in the composition of the universe according to the standard ΛCDM (Lambda cold dark matter) model

Function Resource: LineFit

Fit a line to data points in n-dimensional space

Data Resource: Flexible Joint Model

Model of a torque-driven flexible joint

Data Resource: Nocturnal Jet Wind Profiles Measured with WiPPR

Measurements of vertical wind profiles measured at night in the Arizona desert using a high dynamic range, Ka band radar

Data Resource: Two-Stage Reactor Model

A model of a two-stage chemical reactor with delayed recycle

Function Resource: AbstractQuiver

Make an abstract model of a quiver (i.e. a directed multigraph) that forms the basis of an abstract category

Function Resource: AbstractCategory

Make an abstract model of a category (i.e. a collection of objects and morphisms obeying associativity and identity axioms)

Function Resource: TriangularSets

Create a triangular set decomposition for a given list of polynomials and variables

Function Resource: QuantileRegression

Compute quantile regression fits over a time series, a list of numbers or a list of numeric pairs

Neural Net Resource: SSD-MobileNet V2 Trained on MS-COCO Data

Detect and localize objects in an image

Function Resource: OrthogonalPolynomialVandermondeMatrix

Generate the orthogonal polynomial Vandermonde matrix corresponding to a given vector

Neural Net Resource: MobileNet V2 Trained on ImageNet Competition Data

Identify the main object in an image

Function Resource: QuantumToMultiwaySystem

Simulate a quantum evolution as a multiway system

Function Resource: BranchPairs

Compute branch pairs for a given multiway system

Function Resource: BranchPairResolutions

Compute branch pair resolutions for a given multiway system

Function Resource: ListGlocalBranchialGraph

Generate a graph of branch pair ancestry for a list substitution "glocal" (hybrid of global and local) multiway system

Function Resource: CanonicalBranchPairs

Compute canonical branch pairs for a given multiway system

Function Resource: ListGlocalMultiwaySystem

Simulate the evolution of a list substitution system as a "glocal" (hybrid of global and local) multiway system

Function Resource: WolframModelGlocalMultiwaySystem

Simulate the evolution of a Wolfram model system as a "glocal" (hybrid of global and local) multiway system

Function Resource: CausalInvariantQ

Determine whether a given multiway system is causal invariant

Function Resource: GroupToCombinator

Create combinator expressions for each element of a specified group, as well as the group's operation

Function Resource: WolframModelGlocalBranchialGraph

Generate a graph of branch pair ancestry for a Wolfram model "glocal" (hybrid of global and local) multiway system

Function Resource: TotalCausalInvariantQ

Determine whether a given multiway system is causal invariant

Function Resource: StringGlocalBranchialGraph

Generate a graph of branch pair ancestry for a string substitution "glocal" (hybrid of global and local) multiway system

Function Resource: MultiwaySystem

Compute the evolution of a multiway system and many associated properties

Function Resource: MultiwayEvolutionPlot

Plot the evolution of a multiway system

Function Resource: KnuthBendixCompletion

Compute the Knuth-Bendix completion for a given multiway system

Function Resource: CanonicalKnuthBendixCompletion

Compute the canonical Knuth-Bendix completion for a given multiway system

Function Resource: StringGlocalMultiwaySystem

Simulate the evolution of a string substitution system as a "glocal" (hybrid of global and local) multiway system

Function Resource: GenerationalMultiwaySystem

Compute the evolution of a generational multiway system and many associated properties

Function Resource: TangentPlane

Find the tangent plane of a function at a point

Function Resource: RegressionListPlot

Display the regression line of a dataset

Function Resource: TheilSenLine

Fit a line through a set of points using the Theil–Sen estimator

Function Resource: HyperDet

Compute the hyperdeterminant for a given hypermatrix (a multidimensional array of complex numbers)

Function Resource: FindWolframModelProof

Try to find a proof of equivalence between hypergraphs in a given multiway Wolfram model system

Function Resource: FindListProof

Try to find a proof of equivalence between lists in a given multiway system

Function Resource: MultiwayTuringMachine

Simulate a nondeterministic Turing machine evolution as a multiway system

Function Resource: MultiwaySemigroup

Simulate an arbitrary (potentially commutative) semigroup as a multiway system

Function Resource: TuringMachineGlocalBranchialGraph

Generate a graph of branch pair ancestry for a nondeterministic Turing machine "glocal" (hybrid of global and local) multiway system

Function Resource: TuringMachineGlocalMultiwaySystem

Simulate the evolution of a nondeterministic Turing machine as a "glocal" (hybrid of global and local) multiway system

Function Resource: MultiwayGroup

Simulate an arbitrary (potentially abelian) group as a multiway system

Function Resource: AbstractPullback

Represent the abstract pullback of a collection of morphisms with common codomain in an abstract category

Function Resource: MultiwayMonoid

Simulate an arbitrary (potentially commutative) monoid as a multiway system

Function Resource: AbstractStrictMonoidalCategory

Make an abstract model of a category equipped with a strictly associative and unital tensor product structure

Function Resource: AbstractFunctor

Make an abstract model of a functor (i.e. a homomorphism between abstract categories)

Function Resource: AbstractProduct

Represent the abstract product of an arbitrary collection of objects in an abstract category

Function Resource: AbstractCoproduct

Represent the abstract coproduct of an arbitrary collection of objects in an abstract category

Function Resource: AbstractPushout

Represent the abstract pushout of a collection of morphisms with common domain in an abstract category

Function Resource: FindStringProof

Try to find a proof of equivalence between strings in a given multiway system

Function Resource: OsculatingParabola

Get the osculating parabola of a plane curve

Function Resource: RadiusOfAberrancy

Compute the radius of aberrancy of a plane curve

Function Resource: OsculatingConic

Get the osculating conic of a plane curve

Function Resource: CurveAberrancy

Compute the aberrancy of a plane curve

Function Resource: AberrancyCurve

Compute the curve of aberrancy of a plane curve

Example Resource: Endocytosis Kinetic Model

Systems biology model for endocytosis

Function Resource: OEISSequenceData

Access sequences and metadata from The On-Line Encyclopedia of Integer Sequences

Function Resource: CurveFitReport

Display information related to fitting of a set of data

Function Resource: AttentionBlock

Build a multi-head attention net

Function Resource: LineIntersection

Find the intersection of two lines

Function Resource: CurveFitOverview

Get an association of information related to fitting a set of data

Function Resource: FitPowerLaw

Fit a power law to data

Function Resource: PerfectPowerQ

Determine whether a given integer is a perfect power

Function Resource: MoranI

Compute Moran's I spatial autocorrelation coefficient

Function Resource: OEISSequence

Return the list provided by the OEIS for a given OEIS sequence number

Function Resource: FiniteDifferenceStencil

Compute the finite difference stencil for a specified set of variables and their derivatives

Function Resource: MultiwayCombinator

Simulate the evaluation of a combinator expression as a multiway system

Function Resource: CombinatorGlocalMultiwaySystem

Simulate the evaluation of a combinator expression as a "glocal" (hybrid of global and local) multiway system

Function Resource: CombinatorGlocalBranchialGraph

Generate a graph of branch pair ancestry for a combinator evaluation "glocal" (hybrid of global and local) multiway system

Function Resource: MultiwayFunctionSystem

Compute the evolution of a multiway system based on function evaluation over the integers

Function Resource: FittedModelPlot

Plot fitted models together with their raw data

Paclet Resource: LawrenceWinkler/MatrixDecomposition

Various simple matrix decompositions algorithms and support functions

Function Resource: HyperTr

Compute the hypertrace of a given hypermatrix

Function Resource: FindCombinatorProof

Attempt to find a proof of a theorem in combinatory logic using a given combinatory calculus

Example Resource: Distinguish Daytime from Nighttime Pictures

Train a simple classifier to distinguish daytime photos from nighttime ones

Example Resource: Train an Age Estimation Network

Use surgery functionality to train a net from the Wolfram Neural Net Repository

Paclet Resource: ZigangPan/RobustBackSteppingCancellation

A few robust backstepping tools

Paclet Resource: ZigangPan/SmoothTransitionFunctions

Smooth transition functions for control design

Function Resource: NewtonCompanionMatrix

Generate the companion matrix for the Newton interpolating polynomial of a given set of points

Function Resource: EllipseFit

Fit an ellipse to a list of 2D points

Function Resource: BinetFibonacci

Generalize the Fibonacci numbers for complex inputs using Binet's Fibonacci formula

Example Resource: Classify Pollen Images Using Neural Nets

Use image feature extraction and neural networks to classify pollen samples of different flowers

Function Resource: CrossValidateModel

Check the quality of a data fitting model by splitting the data into test and validation sets multiple times

Function Resource: LevinSum

Evaluate an infinite sum using the Levin transformation

Function Resource: DixonResultant

Compute the Dixon resultant with respect to a set of polynomials and variables

Paclet Resource: RobertNachbar/ConsistentForceField

Ermer-Lifson CFF for alkanes, alkenes, and alkylbenzenes

Function Resource: PolygonMarker

Create markers carefully designed for the creation of publication-quality plots