SerialRandomnessTest

Conduct an empirically derived test that assesses randomness using the frequencies of serial combinations of 0s and 1s

SpectralRandomnessTest

Use a discrete cosine transform–based method to test the randomness of a sequence of random reals

CUSUMMaxRandomnessTest

Conduct a cumulative sum-based randomness test that creates a test statistic from the maximum value that a cumulative sums random walk achieves

BinaryRunRandomnessTest

Conduct a runs–based test on a sequence of zeros and ones

ArcsineLawRandomnessTest

Use the arcsine law to assess the randomness of a sequence of zeros and ones

RunCountRandomnessTest

Conduct a runs up–based randomness test on a sequence of random reals between 0 and 1

RunLengthRandomnessTest

Conduct a randomness test on a sequence of random reals between 0 and 1 using run lengths of increasing subsequences

ChiSquareRandomnessTest

Test a sequence of zeroes and ones (or a set of random reals between 0 and 1) for equidistribution and return a p-value

RandomPartChoice

Choose random parts of an expression

RandomDate

Sample random date lists

RandomPartition

Cut a list into random segments

RandomSplit

Randomly divide a list into a specified number of segments

WriteUnitTest

Write a formatted and readable unit test for any input

RandomWikipediaData

Display the text of a randomly chosen Wikipedia page

RandomString

Generate a random string

RandomText

Generate a random piece of text

MonitoredTestReport

Generate a TestReportObject with dynamic progress

RandomRealPoint

Randomly choose a point within a specified domain

RandomSafePrime

Compute one or more safe primes in a requested range

TrainTestSplit

Split data into training and testing sets

RandomPhoto

Get random photographs of given sizes

RandomHypergraph

Generate a random hypergraph

RandomMandala

Make random mandala plots

RandomMondrian

Generate random Mondrian patterns

RandomRomanNumeral

Gives a randomly generated Roman numeral

RandomFortune

Get a random fortune

ChaosGame

Plot iterations for the 2D chaos game

RandomDerangement

Find a random derangement of the numbers 1 through n

RandomWolframModel

Generate a random canonical Wolfram model rule with a particular signature

WhenNot

The opposite of When

When

An operator form of Which

RandomBSplineSurface

Generate a random surface with B-splines

TableQ

Similar to ArrayQ, except it allows for ragged collections of nested lists

RandomBlockchainBlockData

Retrieve information about a random block on a blockchain

TexturizePolygons

Make 2D and 3D graphics with specified polygons and corresponding textures

FalseQ

Determine if an expression is explicitly false

AllSameAs

Check if all elements of a list are the same as a value

RandomEnglishHaiku

Generate a haiku

SameAsQ

An operator form of SameQ

OpenStreamQ

Test if a stream is open

GyrationTensor

Compute the gyration tensor and derived metrics quantifying the shape of particle distributions

ElementQ

Test if an element is contained in a list

WolframMark

Run the standard Wolfram Language benchmark

SafePrimeQ

Determine whether a number is a safe prime

StringObfuscate

Generate an image of a string that is obfuscated so as to resist interpretation by automated systems

StrongPrimeQ

Determine whether a number is a strong prime

SophieGermainPrimeQ

Determine whether a number is a Sophie Germain prime

AggregationSystem

Evolve a 2D array of cells by randomly adding new cells at positions with certain neighborhood configurations

MeanDifferenceCI

Estimate the confidence interval of the difference between the population means

TwoSidedPValue

Find the probability of the absolute value of the test statistic being at least as extreme as the given value

MoveMouse

Move the mouse cursor to a specified location

ObjectIfExists

Get an object only if it exists

GenerateQuestionsFromSentence

Generate a set of questions from the given sentence

DateListPlotRanged

Plot a time series that includes shading to indicate ranges in the plotted value

KatakanaQ

Test if a string is composed of katakana characters

HiraganaQ

Test if a string is composed of hiragana characters

KanjiQ

Test if a string is composed of kanji characters

FileQ

Test if a file exists

VarianceRatioCI

Estimate the confidence interval of the ratio of the population variances

PossibleNameQ

Test if an expression corresponds to a valid symbol name

EdgeBetweenQ

Quickly test for existence of an edge between two vertices

ReflexiveGraphQ

Test whether a graph is reflexive

ImagePortraitQ

Test if the image is in portrait mode (or not)

PerfectGraphQ

Test whether a graph is perfect

ImageSquareQ

Test if a given image is square or not

AnagramQ

Test whether strings are anagrams

FileFormatQ

Test if a file is in the specified format

HessianMatrix

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

HessianDeterminant

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

FRatioCI

Estimate the confidence interval based on an F-ratio distribution

WastefulNumberQ

Test whether an integer is a wasteful number

HappyNumberQ

Test whether an integer is a happy number

AntidiagonalMatrixQ

Tests whether a matrix is an antidiagonal matrix

StringWithinQ

Test if a string pattern is within an expression

MessagedQ

Test if a message is issued during an evaluation

GeneralizedChaosGame

Create fractals with random partial jumps toward reference points

NormalCI

Estimate the confidence interval based on a normal distribution

StudentTCI

Estimate the confidence interval based on Student t distribution

EchoTiming

Print the timing for an evaluation and return the result

PrimeQCertificateCheck

Test if a certificate can be used for ascertaining the primality or compositeness of a number

EmptyQ

Test whether a structure can be considered empty

DerangementQ

Test whether the permutation list is completely scrambled

TriangleEdgesQ

Test if three given lengths make a triangle

RepeatUntil

Evaluate an expression repeatedly until a test is satisfied

StringOverlapsQ

Test whether a string or strings have overlaps

StringDisjointQ

Test if two strings have no common characters

PermutationInvolutionQ

Test whether a permutation equals its inverse

StringPatternQ

Test whether an expression is valid string pattern

GetLoremFlickrImage

Get random LoremFlicker free Creative Commons (CC) images

HeadQ

Check if expressions have certain heads

InflectionPoints

Find the inflection points of a function of one variable

SelectFirstBy

Apply a function to a list and select the first that satisfies a test

StringIntersectingQ

Test if two strings have any common characters

MultisetInclusionQ

Test whether or not one multiset is included in another multiset

StringContainsAll

Test if a string contains all elements from a list

PythonPackageInstalledQ

Test if the Python package can be accessed in your session

SplitWhen

Split a list every time an element satisfies a test

MapIf

Map a function for elements in a list when a test gives True

TransitiveGraphQ

Test whether the binary relation defined by edges of a graph is transitive

PartialOrderGraphQ

Test whether a graph is a partial order, that is, reflexive, antisymmetric and transitive

ChiSquareCI

Estimate the confidence interval based on a Chi-squared distribution

PrefixQ

Test if the first elements of a list are the same as those from another list

GetBoxPositions

Get positions of all boxes in a notebook

Logit

The logit function from probability

CrossValidateModel

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

Until

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

ProvablePrimeQ

Certify a number as provably prime

Shuffle

Rearrange elements of a list