$ContextAliases — create aliases referring to context names

Needs (updated) — support for context aliases

End (updated), EndPackage (updated) — localize context aliases to packages

Contexts  (updated)   ▪  Information  (updated)   ▪  NameQ  (updated)   ▪  Names  (updated) 

Extract (updated) — support for general Part specifications

Parallel Computation

ParallelMap (updated) — support for progress monitoring of computations

ParallelTable  (updated)   ▪  ParallelDo  (updated)   ▪  ParallelCombine  (updated)   ▪  ...

Compiled Types »

"SparseArray" — a sparse array composite type

Low-Level Data Structures »

"ExtensibleVector" — a mutable vector supporting efficient append/prepend operations

"DisjointSet" (updated) — added efficient insertion and unification of multiple elements

"RingBuffer" (updated) — added peeking at the front/back of the buffer

Linear Algebra

Adjugate — the adjugate of a matrix

DrazinInverse — the Drazin generalized inverse of a square matrix

CoreNilpotentDecomposition — block diagonal form with core and nilpotent parts

Polynomial Algebra

PolynomialSumOfSquaresList — sums of squares representation of non-negative polynomial

Mathematical Functions

CoulombF, CoulombG — the regular and irregular Coulomb wave functions

CoulombH1, CoulombH2 — the incoming and outgoing Coulomb wave functions

FoxH (updated) — complete set of properties, including derivatives and asymptotics

Function Transformations & Properties

FunctionPoles — give the poles of a meromorphic function

FoxHReduce — reduction of functions to a FoxH representation

Interval Evaluation for Mathematical Functions

CenteredInterval — real and complex centered interval suitable for interval computation

Support for evaluation with centered intervals in 100+ mathematical functions

Cos  (updated)   ▪  Sin  (updated)   ▪  ⋯  ▪  HypergeometricPFQ  (updated) 

Optimization »

NMinimize (updated) — new automatic methods, including difference of convex and subgradient descent for quasi-convex problems

LeastSquares (updated) — now has fast sparse method LSQR

"Xpress" — optimization function now supports the FICO Xpress solvers

Integrals

Integrate (updated) — improved integration of algebraic functions

Integrate (updated) — improved contour integration of meromorphic functions

Differential Equations »

CompleteIntegral — complete integrals of first-order PDEs

DSolve (updated) — now supports symbolic vector variables

Summation Transforms »

BilateralZTransform — bilateral or double-sided Z-transform

InverseBilateralZTransform — the inverse transform

Difference Equations

RSolve (updated) — can now solve all linear systems with polynomial coefficients

Vector Visualization »

VectorDisplacementPlot — a displacement plot from a 2D vector field

VectorDisplacementPlot3D — a displacement plot from a 3D vector field

ListVectorDisplacementPlot  ▪  ListVectorDisplacementPlot3D

Geo Visualization »

GeoGraphValuePlot — geo flow visualization

Multipanel Plots

Multipanel support in 15 additional visualization functions.

ListDensityPlot  ▪  ContourPlot  ▪  ListContourPlot  ▪  VectorPlot  ▪  ListVectorPlot  ▪  StreamPlot  ▪  ListStreamPlot  ▪  BarChart  ▪  RectangleChart  ▪  PieChart  ▪  SectorChart  ▪  Histogram  ▪  SmoothHistogram  ▪  DateHistogram

Multiaxis Plots

ListPlot, ListLinePlot (updated) — now supports multiple axis layouts

Generalized Visualization Scales

ScalingFunctions (updated) — now supports infinite scales

Plot  ▪  Plot3D  ▪  DensityPlot  ▪  ContourPlot  ▪  RegionPlot  ▪  LogPlot  ▪  ComplexPlot  ▪  ComplexPlot3D  ▪  ReImPlot  ▪  AbsArgPlot

ScalingFunctions (updated) — now supports date scales

ListPlot  ▪  ListLinePlot  ▪  ListLinePlot3D  ▪  ListDensityPlot  ▪  ListContourPlot  ▪  ListPointPlot3D  ▪  ListStepPlot  ▪  StackedListPlot  ▪  BubbleChart

DateScale — general family of date scales

Basic Regions

Torus, FilledTorus — unfilled and filled torus regions

Tube (updated) — can now be used for computation as a region

CSG Regions

CSGRegion — constructive solid geometry region, built by Boolean operations on basic regions

CSGRegionQ  ▪  CSGRegionTree

Data-Derived Regions

RegionFit — find a best-fit region (plane, line, sphere, etc.) for a set of points

GradientFittedMesh — mesh construction from points by fitting gradients

ConcaveHullMesh — mesh construction from points from alpha shapes

Derived Regions

Scale, Rotate, Translate, GeometricTransformation — now give geometric regions

Region Relations

FindRegionTransform — finds the affine transform from one region to another if one exists

RegionCongruent — gives conditions for two regions to be congruent (rigid transform)

RegionSimilar — gives conditions for two regions to be similar (rigid + scaling transform)

RegionEqual  (updated)   ▪  RegionDisjoint  (updated)   ▪  RegionWithin  (updated) 

Graph (updated) — directly converts from molecules, trees, data structures, entities, etc.

Graph Isomorphism

IsomorphicSubgraphQ — test whether one graph is isomorphic to a subgraph of another

FindSubgraphIsomorphism — find the subgraph isomorphism

FindIsomorphicSubgraph — find the isomorphic subgraph

FindGraphIsomorphism (updated) — dramatically improved performance

IsomorphicGraphQ  (updated)   ▪  GraphAutomorphismGroup  (updated)   ▪  CanonicalGraph  (updated) 

Graph Coloring

FindVertexColoring — find minimal vertex coloring

FindEdgeColoring — find minimal edge coloring

VertexChromaticNumber  ▪  EdgeChromaticNumber  ▪  ChromaticPolynomial  (updated) 

Planar Graphs

FindPlanarColoring — find face coloring for a planar graph layout

PlanarFaceList — the faces of a planar graph layout

DualPlanarGraph — the dual of a planar graph layout

Control Flow Graphs

DominatorTreeGraph — the tree of immediate dominators

DominatorVertexList — gives immediate dominators for each vertex

Primitives

Torus, FilledTorus — unfilled and filled torus primitives

Lighting

DirectionalLight — directional light for parts or whole graphics scene

PointLight — spherical point light for parts or whole graphics scene

SpotLight — conical spot light for parts or whole graphics scene

AmbientLight  ▪  Lighting  (updated) 

Options

AbsoluteOptions (updated) — substantially updated implementation

SpatialEstimate — gives a function that can be used to estimate values

VariogramFunction  ▪  SpatialTrendFunction  ▪  SpatialNoiseLevel  ▪  SpatialEstimatorFunction

Variogram Estimation

VariogramModel — symbolic model of a variogram

EstimatedVariogramModel — model-based variogram estimation

BinnedVariogramList — binned variogram estimation

Video Creation »

SnippetsVideo — create a video summary from multiple snippets

TourVideo — create a tour from a 2D image or graphics

GridVideo — create a grid of videos

OverlayVideo — overlay an image or video on top of another

Video Editing

VideoReplace (updated) — now accepts an image as a replacement

ImageResize (updated) — image operations that now work on video frames as well

ImageTake  ▪  ImageTrim  ▪  ImageCrop  ▪  ImageResize  ▪  ImageRotate  ▪  ImageEffect  ▪  ImageTransformation  ▪  ImageForwardTransformation  ▪  ImagePerspectiveTransformation  ▪  ColorNegate  ▪  Darker  ▪  Lighter  ▪  ImageRecolor

Machine Learning Integration

"VideoFrames" — new parameters for frames net encoder

Video Properties & Options

VideoFrameList (updated) — now accepts more criteria for picking frames

ConformationMethod — specify the method for conforming video frame size

ImageDimensions (updated) — get dimensions of video frames

ImageChannels  ▪  ImageAspectRatio  ▪  AudioSampleRate  ▪  AudioChannels

Image Creation »

AnimatedImage (updated) — now can create an animation from a video

Image Geometry »

ImageStitch — stitch together a list of images

ImageKeypoints (updated) — new SURF and neural net keypoints methods

ImageCorrespondingPoints  (updated)    ▪  FindGeometricTransform  (updated)    ▪  ImageAlign  (updated) 

Color Processing »

RemoveAlphaChannel (updated) — now accepts color directives

SetAlphaChannel  (updated)   ▪  AlphaChannel  (updated)   ▪  ColorConvert  (updated)   ▪  ColorSeparate  (updated) 

Custom Content Detectors

TrainImageContentDetector — efficiently train a custom image content detector

TrainTextContentDetector — efficiently train a custom text content detector

ContentDetectorFunction — content detector function for repeated use

Dimension Reduction

"UMAP" — new dimension reduction method

DimensionReduction  (updated)   ▪  DimensionReduce  (updated)   ▪  FeatureSpacePlot  (updated)   ▪  FeatureSpacePlot3D  (updated) 

Classification and Prediction Explainability

ClassifierMeasurements, PredictorMeasurements — "SHAPPlots" and "ICEPlots" properties provide explainability for classification and prediction

Network Training & Encoders

NetTrain  (updated)   ▪  NetEncoder  (updated)   ▪  NetDecoder  (updated) 

Network Surgery

NetUnfold — extract a repeating operation in a folded net

NetGraph  (updated)   ▪  FlattenLayer  (updated)   ▪  NetJoin  (updated) 

Network Layers

CompiledLayer (updated) — now supports automatic differentiation (AD)

ElementwiseLayer  (updated)   ▪  PartLayer  (updated)   ▪  ResizeLayer  (updated)   ▪  ConvolutionLayer  (updated) 

Import & Export

"ONNX" (updated) — support more layer types

Wolfram Neural Net Repository »

NetModel — new networks for video action classification, image keypoints, etc.

"MobileNet-3D Video Actions"  ▪  "D2-Net Keypoints"  ▪  ...

Traversal Order

TreeTraversalOrder — option that controls traversal order in trees

TreeScan  ▪  TreeMap  ▪  TreeLevel  ▪  TreeCases  ▪  TreePosition  ▪  TreeSelect

TreeScan — apply a function to all subtrees, discarding outputs

Position and Level Support

TreeMapAt — apply a function to the data at given positions

TreeInsert, TreeDelete, TreeReplacePart (updated) — now supports lists of full depth positions

TreeSelect (updated) — now supports level specifications

TreeMap, TreeLevel (updated) — more flexible level specifications

Visualization and Styling

Tree (updated) — now supports many styling options

TreeLayout — easy to specify tree layouts

TreeElementStyle  ▪  TreeElementLabel

Random Trees

RandomTree (updated) — now generates uniform distribution of trees

Astronomically Precise Dates & Times

TimeSystem — option that sets time system (atomic, solar, etc.) used

TimeSystemConvert — convert between time systems

DateObject, JulianDate (updated) — now support time systems for very precise date and time

Performance & Control

FromDateString (updated) — support for time zones in dates with ISO format

DatePlus, DateDifference (updated) — detailed controls for computation

Core GeoGraphics

GeoGraphics (updated) — new default geo background using vector labels

GeoRange (updated) — new default, displaying world maps

GeoBackground (updated) — support for a list of overlaid geo backgrounds

Geo Primitives

GeoGraphics (updated) — support geo primitives in the Epilog option

GeoVisibleRegion, GeoVisibleRegionBoundary (updated) — support multilocations

Geographical Data Feeds

FlightData — real-time information on airplane flights

Solid Mechanics PDE Components »

SolidMechanicsPDEComponent — model solid mechanics

SolidMechanicsStrain  ▪  SolidMechanicsStress  ▪  SolidFixedCondition  ▪  SolidDisplacementCondition  ▪  SolidBoundaryLoadValue

Monographs

Solid Mechanics — monograph about modeling solid mechanics

Solid Mechanics Model Verification — test suite with solid mechanics model verification

Control Systems »

StateFeedbackGains (updated) — now also solves tracking control problems

LQRegulatorGains  (updated)   ▪  DiscreteLQRegulatorGains  (updated)   ▪  EstimatorRegulator  (updated)   ▪  LQGRegulator  (updated) 

System Modeling »

ConnectSystemModelController (updated) — supports tracking controllers and improved diagram layouts

SystemModel (updated) — improved model diagrams and icons based on vector graphics

Chemical Formulas

ChemicalFormula — symbolic representation for a chemical

FindIsomers — find distinct molecules with the same chemical formula

Chemical Reactions

ChemicalReaction — representation for a chemical reaction

ReactionBalance — computes a chemically balanced reaction

ReactionBalancedQ — checks if the given chemical reaction is balanced

Molecular Visualizations & Annotations

MoleculePlot (updated) — support for labeling and styling atoms and bonds

AtomLabels  ▪  AtomLabelStyle  ▪  BondLabels

Molecular Pattern Matching

MoleculeFreeQ — checks molecule for the absence of substructures

MoleculeMatchQ — checks if a molecule matches the given pattern

Biomolecular Sequences

BioSequence (updated) — support for sequence collections and hybrid sequences

BioSequenceModify  (updated)   ▪  BioSequenceQ  (updated) 

BioSequencePlot — creates schematic diagrams for biomolecular sequences

FileFormatProperties — access file format properties such as mime types, elements, etc.

SetFileFormatProperties  ▪  FileNameToFormatList  ▪  MIMETypeToFormatList

Document Formats »

"PDF" (updated) — improved import of PDF pages as vector graphics

Raster Formats »

"OpenEXR" (updated) — now supports export with multiple views and different tiling modes

"WebP", "HEIF" (updated) — extended support for metadata import

Video Formats »

"FLV" (updated) — new support for import to allow conversion to modern formats

"MP4"  ▪  "QuickTime"  ▪  "Ogg"  ▪  "AVI"  ▪  "Matroska"

Scientific Formats »

"NetCDF" (updated) — significant improvement in import

"SAS7BDAT" (updated) — new support in export

"DTA"  ▪  "SAV"  ▪  "POR"  ▪  "XPORT"

Mail Formats »

"MBOX" (updated) — now supports thread analysis elements

StyleHints — stylesheet customizations

Automatically Entering Paired Delimiters — workflow for typing paired delimiters into code

Wolfram|Alpha notebooks support 2D typesetting input

Help system supports documentationless installation option by help pages on the web

Question & Answer Interfaces

QuestionInterface — interface specification for answering questions

QuestionObject (updated) — new interface types and visual design

CreateNotebook (updated) — add "QuestionNotebook" notebook type

PhysicalQuantity — entity type to represent physical quantities

Symbolic Webpage Layout

WebItem — represents an HTML element containing an expression

InterfaceSwitched — defines a responsive interface for deployed webpages

WebRow  ▪  WebColumn

Remote Batch Computation

"AzureBatch" — submit remote batch jobs to the Azure Batch service

Cardano Blockchain »

BlockchainData  ▪  BlockchainBlockData  ▪  BlockchainTransactionData  ▪  BlockchainAddressData  ▪  BlockchainTokenData  ▪  BlockchainTransaction  ▪  BlockchainTransactionSign  ▪  BlockchainTransactionSubmit

Cloud Computation

CloudExpression (updated) — performance and reliability improvements

Cloud Authentication

$RequesterCloudUserID — gives the user ID for the user making a cloud request

$RequesterCloudUserUUID — gives the user UUID for the user making a cloud request