Wolfram Resource System

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Search the Wolfram Resource System

Paclet Resource: Wolfram/StylesheetTools

Utilities for creating and editing stylesheet notebooks

Paclet Resource: Wolfram/PacletCICD

Continuous integration and deployment for Wolfram Language paclets

Paclet Resource: Wolfram/LLMFunctions

Language model and other API based machine learning functions for the WL

Paclet Resource: WolframExternalFunctions/GSLLink

GSLLink is a package that provides a link to the GNU Scientific Library (GSL) from the Wolfram Language

Paclet Resource: Wolfram/ErrorTools

Prototype implementation of next-generation error handling for Wolfram Language, from the Error Handling Working Group (EHWG)

Paclet Resource: WolframChemistry/ChemistryFunctions

Wolfram Language functions for Chemistry

Paclet Resource: TheRealCStover/Trigonometry

A collection of lesser-known circular and hyperbolic trig functions and their inverses

Paclet Resource: StianRamsnes/MaXrd

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

Paclet Resource: PeterBurbery/FileSystem

Functions for manipulating files and directories

Paclet Resource: PeterBurbery/BooleanLogic

Work with logical functions and boolean values

Paclet Resource: JasonB/WeakCache

Functions for caching with automatic garbage collection

Paclet Resource: JanM/Dixon

The Dixon elliptic functions in Mathematica

Paclet Resource: JaneShenGunther/TCGADataTool

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

Paclet Resource: AntonAntonov/SSparseMatrix

Sparse matrices with named columns and rows

Paclet Resource: AntonAntonov/QuantileRegression

Quantile regression functions

Paclet Resource: AntonAntonov/PaLMMode

Notebook style with cells for execution of PaLM commands

Paclet Resource: AntonAntonov/OpenAIMode

Notebook style with cells for execution of OpenAI commands

Paclet Resource: AntonAntonov/MosaicPlot

Mosaic plots for datasets and lists of records

Paclet Resource: AntonAntonov/MonadMakers

Functions for making software monads

Paclet Resource: AntonAntonov/MermaidJS

Graphics and images corresponding to mermaid-js specifications

Paclet Resource: AntonAntonov/JavaTriesWithFrequencies

WL interface to Tries with frequencies implemented in Java

Paclet Resource: AntonAntonov/DataReshapers

Data reshaping functions

Function Resource: DerivativeSignCharts

Get a grid of sign charts for a function and its first and second derivatives

Function Resource: VariationalD

Get the variational derivative of a functional

Function Resource: DirectionalDerivative

Compute the directional derivative of a function at a point

Function Resource: NDerivative

Find a numerical approximation to a function derivative near the specified point

Function Resource: PointsetDerivativeRoots

Get the roots of a derivative for applying the Lucas–Gauss theorem on a set of points

Function Resource: DirectionalDerivativePlot3D

Visualize the directional derivative in a 3D plot

Data Resource: Proportional-Derivative Op-amp Model

Model of a Proportional-Derivative (PD) controller op-amp circuit

Paclet Resource: AntonAntonov/FunctionalParsers

Functional parsers

Function Resource: RightComposeIndexed

Get the final result of nested application of an indexed list of functions

Function Resource: RightComposeIndexedList

Nest an indexed list of functions to apply to an argument

Data Resource: Proportional-Integral-Derivative Op-amp Model

Model of a Proportional-Integral-Derivative (PID) controller op-amp circuit

Function Resource: ProductD

Evaluate the product derivative of a function

Paclet Resource: PeterBurbery/CoreLanguageAndStructureFunctionality

Additional functionality for the core language and structure of Mathematica

Function Resource: BooleanCompose

Functionally compose a Boolean expression

Function Resource: NVariationalBound

Search numerically for the values of parameters of a trial function that extremize a functional

Function Resource: DirectionalD

Compute the directional derivative of a function

Function Resource: ProductRule

Represent the derivative of a product, explicitly displaying the terms

Function Resource: ChainRule

See how to apply the chain rule for derivatives

Function Resource: SumRule

See how to apply the sum rule for derivatives

Function Resource: QuotientRule

See how to apply the quotient rule for derivatives to an expression

Function Resource: ExpressionToFunctionOperator

An operator form of ExpressionToFunction that can be applied to expressions

Function Resource: ComplexD

Compute a partial derivative with respect to a complex variable or its conjugate

Function Resource: ImplicitD

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

Function Resource: PowerRule

See how to apply the power rule for derivatives to an expression

Function Resource: ExpressionToFunction

Convert an expression to a pure function by specifying which symbols should be used as input arguments

Function Resource: FractionalOrderD

Compute the fractional derivative of an expression

Paclet Resource: PeterBurbery/WordCloud

Word cloud functionality

Function Resource: ChainD

Get the derivative with respect to a function

Function Resource: ListD

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

Paclet Resource: PeterBurbery/MixedGraphs

A collection of mixed graph functionality

Paclet Resource: WolframAlphaMath/SpecialFunctionsAndCalculus

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

Function Resource: VariationalBound

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

Paclet Resource: Wolfram/GitLink

Integrate git functionality into the Wolfram Language

Example Resource: Find Ketones That Are Also Diaryl Ethers

Use substructure matching and highlight the functional group

Function Resource: FunctionDifferentiability

Find the conditions for which a single-variable, real-valued function is differentiable

Function Resource: CatchEnclose

Wrapper that combines the functionalities of Catch and Enclose

Function Resource: PiecewiseD

The derivative of a piecewise function with Indeterminate for points or regions where the function is not defined

Function Resource: AssociationMapAt

Similar to MapAt but with improved behavior for nested expressions involving associations

Function Resource: CopyMachine

Create an operator for copying expressions

Function Resource: ArithmeticD

Compute the arithmetic derivative of a rational number

Function Resource: ButcherTreeQ

Determine if a Butcher tree is in valid functional syntax

Function Resource: FoldRightList

Compute a right-associated fold returning the list of intermediate results

Function Resource: FractionalD

Calculate a fractional derivative

Paclet Resource: WolframExternalFunctions/NetworkXLink

Use the functionality of the Python package NetworkX,without any knowledge of Python

Function Resource: PossiblyDifferentiableQ

Determine whether a single-variable, real-valued function is differentiable

Function Resource: TangentLine

Compute properties of the tangent line to a curve at a given point

Function Resource: ChristoffelSymbol

Return the Christoffel symbol for a given metric

Function Resource: FoldRight

Compute a right-associated fold

Function Resource: PulsarPDotDiagram

Plot the positions of pulsars in a P-Ṗ diagram

Function Resource: MeanValueTheoremQuiz

Generate a quiz to assess understanding of the mean value theorem for derivatives

Function Resource: HessianMatrix

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

Paclet Resource: Wolfram/ArgumentTools

Utilities for arguments

Function Resource: HessianDeterminant

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

Function Resource: EulerEquations

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

Function Resource: DVectorField

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

Function Resource: NormalLine

Compute properties of the normal line to a curve at a given point

Function Resource: JobackEstimate

Estimate physical properties of chemicals using Joback fragmentation

Function Resource: DAVIDGeneEnrichmentAnalysis

Retrieve a functional enrichment analysis on a gene list from the DAVID genetic website

Function Resource: FunctionMonotonicity

Compute the regions on which an expression is monotonic

Function Resource: ThieleExpansion

Expand a function into a Thiele continued fraction

Example Resource: Range of Pulsar Spin Rates

Plot the rotation period versus the period derivative of pulsars

Function Resource: FractionalDPolynomialRoots

Compute and visualize the roots of fractional (noninteger) derivatives of polynomials

Function Resource: InflectionPoints

Find the inflection points of a function of one variable

Function Resource: FiniteDifferenceStencil

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

Example Resource: A Toy HTTP Server

Implementation of a toy HTTP server using simple socket functionality

Function Resource: SignChart

Get a number line diagram with information about where a function is positive, negative, zero or discontinuous

Function Resource: HarmonicConjugate

Compute the harmonic conjugate of a function

Function Resource: MonotonicInterpolation

Make a monotonic InterpolatingFunction with continuous second derivative for monotonic data

Paclet Resource: ZigangPan/DifferentialGeometricNonlinearControl

Some function implementations of differential geometric operators

Example Resource: Discover and Define Physical Quantities and Units

Find canonical units for derivatives of physical quantity variables and create new quantities and unit

Example Resource: Train an Age Estimation Network

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

Function Resource: ArcInterpolation

Create an interpolation augmented with first derivatives of circles through consecutive point triples

Function Resource: SymbolicSystem

Get the evolution of a symbolic system

Function Resource: FlipFunction

Reverse the order of two arguments of a function

Function Resource: InterpretedTrueQ

Determine if a value should be interpreted as True

Function Resource: When

An operator form of Which

Function Resource: FoldThread

Perform a folding operation parsing multiple arguments

Function Resource: GeneralizedMapThread

A version of MapThread that allows for ragged arrays and for lists with unequal depth

Function Resource: FoldThreadList

Perform a folding operation parsing multiple arguments

Function Resource: InheritedBlock

Similar to Block, except values of local symbols are not cleared when entering the block

Function Resource: FoldIndexedList

Perform a folding operation while also parsing the index as the third argument

Function Resource: FoldIndexed

Perform a folding operation while also parsing the index as the third argument

Paclet Resource: AntonAntonov/SoftwareDesignMethodsWithWLBook

The book "Software Design Methods with Wolfram Language" as a paclet

Function Resource: FindNestPeriod

Try to find the repetition period for nesting of a function

Function Resource: ApplyLevel

Create an operator that applies a function over data at a specified level

Function Resource: ReplacePartWith

Replace the part of an expression specified by position via a rule

Function Resource: MapSlice

Provide the part specifications to a mapped function as a sequence of arguments after the first one

Function Resource: HasDefinitionsQ

Check if a symbol has definitions associated with it

Function Resource: Until

Provide a loop construct that is similar to While, but performing the action prior to rather than after the termination test

Function Resource: SetTo

Use as an operator form of Set

Function Resource: Uncurry

Reverse a Curry operation

Function Resource: SetUnless

Initialize a value unless it already satisfies a given condition

Function Resource: Excise

Remove enclosed arguments

Function Resource: SameAsQ

An operator form of SameQ

Function Resource: GetUnboundSymbols

Get all the non-local symbols that appear in an expression

Function Resource: ParallelOuter

Compute in parallel the generalized outer product of lists

Function Resource: Contextualize

Move symbols into a context

Function Resource: TallyBy

Tally items that give the same value when a function is applied

Function Resource: ObjectExistsQ

Check if an object exists

Function Resource: KeyMapIf

Map a function conditionally over keys in an association

Function Resource: NestedCatch

Propagate a Throw upward to the outermost NestedCatch

Function Resource: MapBatched

Divide a Map operation into batches, performing an evaluation between batches

Function Resource: AllSameBy

Check if all the elements of a list give the same value after applying a function

Function Resource: ValuesReduceOperator

Group data according to the positionally corresponding values of other data

Function Resource: AccumulateApply

Apply a function to progressively longer sequences from a list

Function Resource: KeyCombine

Map a function over the keys of an association, and collect or combine values in the event of key collisions

Function Resource: BinListsBy

Bin data into lists based on applying a function to each item

Function Resource: IncrementalParallelSelect

Incrementally select elements in parallel from a list or infinite range that satisfy a predicate

Function Resource: StringFunction

Use functions meant for lists on strings

Function Resource: MapCases

Map a function at parts of an expression that match a given pattern

Function Resource: FirstMatchingValue

Evaluate expressions in turn until a given form is returned

Function Resource: QuantileOperator

An operator form of the Quantile function

Function Resource: MapLevel

Create an operator that maps a function over data at a specified level

Function Resource: ReplaceAllOutside

Similar to ReplaceAll, but parts of the expression can be ignored by providing a pattern

Function Resource: MapSelectCounted

Map a function over selected elements of a list, also passing in a running count of such elements

Function Resource: PairMap

Map a function to pairs formed from a list and another function

Function Resource: SelectFirstIndex

Find the index of the first element satisfying a criterion

Data Resource: 1911 Encyclopedia Britannica

Plaintext of the complete Encyclopedia Britannica Eleventh Edition (1910-11)

Data Resource: Bipartite Diseasome Network

A bipartite network of diseasome linked by known disorder-gene associations

Data Resource: Disease Gene Network

A network of disease genes linked by known disorder-gene associations

Data Resource: Human Disease Network

A network of human diseases linked by known disorder-gene associations

Data Resource: MycoDB

Data on plant response to mycorrhizal fungi

Function Resource: GaussianCurvature

Compute the Gaussian curvature of a surface

Function Resource: TangentAndNormalLine

Compute properties of the tangent and normal lines to a curve at a given point

Function Resource: JacobianMatrix

Compute the Jacobian matrix of a vector function with respect to a list of variables

Function Resource: PrincipalCurvatures

Compute the principal curvatures of a surface

Function Resource: GridSampleLayer

Define a neural net layer for image transformation based on input and index grids

Function Resource: CombinatorEncode

Encode an SK combinator expression into a list of 0s and 1s

Function Resource: JacobianDeterminant

Compute the Jacobian determinant of a vector function with respect to a list of variables

Data Resource: Sample Data: Beta Cells

Locations of retinal ganglia cells annotated with on/off and area (in square microns) marks

Function Resource: TreeFoldInteractive

Interactively fold a tree

Function Resource: NestTreeInteractive

Interactively construct a tree

Function Resource: ExpressionTransform

Construct and aggregate subexpressions with descending and ascending operators

Function Resource: DualNumber

Represent a dual number

Function Resource: LahL

Evaluate the Lah number

Function Resource: LogSymmetricPolynomial

Calculate the log of an elementary symmetric polynomial

Function Resource: OrthogonalPolynomialSum

Evaluate a finite orthogonal polynomial series

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

Function Resource: NormalTexture

Generate a normal texture from height data

Function Resource: StationaryPoints

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

Function Resource: KhatriRaoProduct

Evaluate the Khatri-Rao product of matrices

Function Resource: IteratedMap2D

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

Data Resource: Coronavirus COVID-19 Pandemic Government Measures

Measures taken by governments from different countries to fight the coronavirus COVID-19 pandemic caused by the SARS-CoV-2

Function Resource: MatrixGeometricMean

Compute the geometric mean of two matrices

Function Resource: CalkinWilfTree

Generate a complete binary tree of positive fractions

Function Resource: SternBrocotTree

Generate a complete binary search tree of positive fractions

Function Resource: NSolveByMonodromy

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