Wolfram Resource System

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76 items

Paclet Resource:   Wolfram/QuantumFramework

Perform analytic and numeric quantum computations

Paclet Resource:   WolframChemistry/ChemistryFunctions

Wolfram Language functions for Chemistry

Paclet Resource:   StianRamsnes/MaXrd

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

Paclet Resource:   PeterBurbery/MixedGraphs

A collection of mixed graph functionality

Paclet Resource:   PeterBurbery/AssociationFunctions

Functions for modifying associations

Paclet Resource:   KlausSutner/Automata

Automata theory package

Paclet Resource:   AntonAntonov/QuantileRegression

Quantile regression functions

Paclet Resource:   AntonAntonov/MonadicQuantileRegression

Software monad for Quantile Regression workflows

Paclet Resource:   AntonAntonov/DimensionReducers

Dimension reduction algorithms

Function Resource:   LInfinitySolve

Solve the linear minimax problem

Function Resource:   MatrixNorm

Estimate the Hölder p-norm of a numerical matrix

Function Resource:   LogarithmicNorm

Evaluate the logarithmic norm of a square matrix

Function Resource:   L1Solve

Solve the linear least absolute value problem

Function Resource:   ChebyshevNodes

Produce Chebyshev nodes

Function Resource:   ChebyshevPsi

Calculate the value of the second Chebyshev function ψ(x)

Function Resource:   ChebyshevTheta

Calculate the value of the first Chebyshev function θ(x)

Data Resource:   Free Association Norms Network

Network showing the results from a free association norm experiment

Function Resource:   ChebyshevQuadratureAbscissas

Get a numerically sorted list of abscissas for Chebyshev equal-weight quadrature

Function Resource:   NetFuseBatchNorms

Fuse a BatchNormalization layer preceded by a ConvolutionLayer into a single ConvolutionLayer

Function Resource:   DiscreteDolphChebyshevWindow

Return a discrete Dolph-Chebyshev window sequence

Function Resource:   MinSumPermutation

Find a permutation that minimizes a matrix sum

Function Resource:   FindMinimumPlot

Visualize the function evaluations done by FindMinimum

Function Resource:   FindDistanceInstance

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

Function Resource:   TetrahelixMesh

Generate a mesh region representing the tetrahelix

Function Resource:   ZolotarevZ

Evaluate the Zolotarev polynomial

Function Resource:   PolynomialApproximation

Approximate a function with a polynomial

Function Resource:   JacobiMatrix

Generate the Jacobi matrix corresponding to an orthogonal polynomial

Function Resource:   OrthogonalPolynomialDividedDifference

Evaluate the divided difference of a finite orthogonal polynomial series

Function Resource:   OrthogonalPolynomialSum

Evaluate a finite orthogonal polynomial series

Function Resource:   OrthogonalPolynomialVandermondeMatrix

Generate the orthogonal polynomial Vandermonde matrix corresponding to a given vector

Function Resource:   OrthogonalPolynomialCoefficientConvert

Convert coefficients of a series with respect to one orthogonal polynomial basis into another

Function Resource:   ComradeMatrix

Generate the comrade matrix corresponding to an orthogonal polynomial series

Function Resource:   OrthogonalPolynomialVandermondeSolve

Solve an orthogonal polynomial Vandermonde linear system

Function Resource:   GeneralizedGaussianQuadratureWeights

Get a numerically sorted list of abscissa-weight pairs for generalized Gaussian quadrature

Neural Net Resource:   CoCa Image Captioning Nets Trained on LAION-2B Data

Represent words and images as vectors

Neural Net Resource:   D2-Net Trained on MegaDepth Data

Find generic keypoints and their feature vectors in an image

Example Resource:   Quantum Circuit Noise Parameter Estimation

Estimate the parameters of the quantum channels modeling a noisy environment with optimization functions

Function Resource:   ExponentLift

Compute the p-adic valuation for certain integers using the lifting-the-exponent lemma

Function Resource:   GlobalExtrema

Compute the global extrema of an expression with respect to the given variables

Function Resource:   GlobalMinima

Compute the global minima of an expression with respect to the given variables

Function Resource:   LocalExtrema

Compute the local extrema of an expression with respect to the given variables

Function Resource:   GlobalMaxima

Compute the global maxima of an expression with respect to the given variables

Function Resource:   LocalMaxima

Compute the local maxima of an expression with respect to the given variables

Function Resource:   LocalMinima

Compute the local minima of an expression with respect to the given variables

Function Resource:   MaximizeOverPermutations

Find the permutation that maximizes a function

Function Resource:   BaxterPermutationQ

Determine whether a permutation is a Baxter permutation

Function Resource:   InverseEllipticE

Evaluate the inverse function of EllipticE

Function Resource:   CRVZSum

Evaluate an alternating sum using the Cohen-Rodriguez Villegas-Zagier method

Function Resource:   RosenbrockFunction

A non-convex mathematical function that is commonly used as a benchmark problem in optimization

Function Resource:   MonotonicInterpolation

Make a monotonic InterpolatingFunction with continuous second derivative for monotonic data

Function Resource:   PowerTotal

Compute the total of a list of numbers all taken to some power

Function Resource:   MetricTensor

Represent a metric tensor (field) for a Riemannian or pseudo-Riemannian manifold

Function Resource:   DistanceFromEarthCenter

Compute the distance of a position on Earth's surface from the center of Earth

Function Resource:   EinsteinTensor

Represent the Einstein curvature tensor (field) for a Riemannian or pseudo-Riemannian manifold

Function Resource:   AntColonyOptimization

Solve a combinatorial optimization problem using an Ant Colony Optimization (ACO) algorithm

Function Resource:   HessianDeterminant

Compute the Hessian determinant of a function with respect to a list of variables

Function Resource:   HessianMatrix

Compute the Hessian matrix of a function with respect to a list of variables

Function Resource:   StationaryPoints

Compute the stationary points of a function of one or more variables

Function Resource:   PowerMean

Compute the mean of a list of numbers all taken to some power

Function Resource:   RicciTensor

Represent the Ricci curvature tensor (field) for a Riemannian or pseudo-Riemannian manifold

Function Resource:   RiemannTensor

Represent the Riemann curvature tensor (field) for a Riemannian or pseudo-Riemannian manifold

Function Resource:   MatrixFieldOfValues

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

Function Resource:   ChristoffelSymbols

Represent the Christoffel symbols for (the Levi-Civita connection over) a Riemannian or pseudo-Riemannian manifold

Function Resource:   SolveVacuumADMEquations

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

Function Resource:   SolveEinsteinEquations

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

Function Resource:   SolveVacuumEinsteinEquations

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

Function Resource:   DiscreteHypersurfaceDecomposition

Decompose a Riemannian or pseudo-Riemannian manifold into a union of discrete hypersurfaces

Function Resource:   RealEuclideanDistance

Get the Euclidean distance between two real vectors without using absolute value

Function Resource:   PaduaPoints

Generate Padua points for bivariate interpolation and cubature

Function Resource:   EllipticRationalR

Evaluate the elliptic rational function

Function Resource:   VariationalBound

Find the values of parameters of a trial function that extremize a functional

Function Resource:   SmallIntegerLinearSolve

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

Function Resource:   WignerMatrix

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

Function Resource:   AssociationOuter

Compute the generalized outer product of lists and get an association keyed by arguments

Function Resource:   ScatteredInterpolation

Perform interpolation in n-dimensional space for irregularly spaced data

Function Resource:   EisensteinIntegers

Support arithmetic operations for pairs of Eisenstein integers