AML functions by module **** Kernel functions *****      Abs AllPos Angle Append Arithmetic operators Array At Boolean operators Ceil Comparison operators Constants Date operators Delete Display DisplayAllNames DisplayAllUserNames Echo EchoOn / EchoOff EDist Filter Flatten Floor Foreach Head Identity If-Then-Else InsertAt Inter Invert List Mathematical functions Max Min Mod Norm Plot, NewPlot Pos Prod ProdSeries RemoveAt Rint Save Select Series Set SetMinus Size Sort SProd SubArray Sum Switch Tail ToArray ToInt ToList ToReal ToSet ToString Trigonometric functions Truncate Union VProd **** MTG functions *****       Activate Active AlgHeight AlgOrder AlgRank Alpha Ancestors Axis Beta BottomCoord BottomDiameter Class ClassScale Complex ComponentRoots Components Coord DateSample Defined Descendants DressingData EdgeType Extremities Father Feature FirstDefinedFeature Height Index LastDefinedFeature Length Location MatchingExtract MTG MTGRoot NextDate Order Path PDir PlantFrame Plot Predecessor PreviousDate Rank RelBottomCoord RelTopCoord Root Scale SDir Sons Successor TopCoord TopDiameter TreeMatching Trunk VirtualPattern VtxList **** STAT functions ***** Cluster Clustering Compare (distributions) Compare (vectors) Compare (sequences) Compare (Markovian models of sequences) Compare (Markovian models) ComparisonTest Compound ComputeCorrelation ComputePartialAutoCorrelation ComputeRankCorrelation ComputeSelfTransition ComputeStateSequences ComputeWhiteNoiseAutoCorrelation ContingencyTable Convolution Cumulate Difference Display Distribution Estimate (distributions) Estimate (renewal process) Estimate (Markovian models) Estimate ('top' parameters) ExtractData ExtractDistribution ExtractHistogram ExtractVectors Fit HiddenMarkov HiddenSemiMarkov Histogram IndexExtract LengthSelect Load Markov Merge MergeVariable Mixture ModelSelectionTest MovingAverage NbEventSelect Plot, NewPlot RecurrenceTimeSequences Regression RemoveApicalInternodes RemoveRun Renewal Reverse Save SegmentationExtract SelectIndividual SelectVariable SemiMarkov Sequences Shift Simulate (distributions) Simulate (renewal process) Simulate (Markovian models) Simulate ('top' parameters) Symmetrize TimeEvents TimeScaling TimeSelect ToDistribution ToHistogram TopParameters Tops Transcode TransformPosition ValueSelect VariableScaling VarianceAnalysis VectorDistance Vectors

Kernel module Abs AllPos Angle Append Arithmetic operators Array At Boolean operators Ceil Comparison operators Constants Date operators Delete Display DisplayAllNames DisplayAllUserNames Echo EchoOn / EchoOff EDist Filter Flatten Floor Foreach Head Identity If-Then-Else InsertAt Inter Invert List Mathematical functions Max Min Mod Norm Plot, NewPlot Pos Prod ProdSeries RemoveAt Rint Save Select Series Set SetMinus Size Sort SProd SubArray Sum Switch Tail ToArray ToInt ToList ToReal ToSet ToString Trigonometric functions Truncate Union VProd MTG module STAT module File syntax

Identity Function identity. Usage Identity(x) Arguments x (ANY) : the argument can have any type Returned Object Same type as the argument x. Description The identity function simply returns its argument, unchanged. See Also Definition of AML functions.