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10,501 symbols 49,932 edges 1,088 files 6,196 documented · 59% 4 cross-repo links

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Extension points exported contracts — how you extend this code

Function (Interface)

Real-valued function that operate on an array or a part of it. @since 3.1 [27 implementers]

commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/MathArrays.java

FeatureInitializer (Interface)

Defines how to assign the first value of a neuron's feature. @since 3.3 [142 implementers]

commons-math-neuralnet/src/main/java/org/apache/commons/math4/neuralnet/FeatureInitializer.java

RealVectorChangingVisitor (Interface)

This interface defines a visitor for the entries of a vector. Visitors implementing this interface may alter the entries [9 …

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealVectorChangingVisitor.java

RealTransform (Interface)

Real transforms. [10 implementers]

commons-math-transform/src/main/java/org/apache/commons/math4/transform/RealTransform.java

ExceptionContextProvider (Interface)

Interface for accessing the context data structure stored in Commons Math exceptions. [4 implementers]

commons-math-legacy-exception/src/main/java/org/apache/commons/math4/legacy/exception/util/ExceptionContextProvider.java

FieldElement (Interface)

Interface representing field elements. @param the type of the [5 implementers]

commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/FieldElement.java

DistanceMeasure (Interface)

Interface for distance measures between two n-dimensional vectors. @since 4.0 [9 implementers]

commons-math-neuralnet/src/main/java/org/apache/commons/math4/neuralnet/DistanceMeasure.java

RealMatrixChangingVisitor (Interface)

Interface defining a visitor for matrix entries. @see DefaultRealMatrixChangingVisitor @since 2.0 [10 implementers]

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrixChangingVisitor.java

Core symbols most depended-on inside this repo

add

called by 1520

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrix.java

multiply

called by 1139

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrix.java

newDfp

called by 1050

commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/DfpField.java

getEntry

called by 707

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrix.java

abs

called by 645

commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/JdkMath.java

subtract

called by 546

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealMatrix.java

getReal

called by 442

commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/RealFieldElement.java

getZero

called by 370

commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/Field.java

Shape

Method 9,190

Class 1,150

Interface 132

Enum 29

Languages

Java100%

Modules by API surface

commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/RealVectorAbstractTest.java147 symbols

commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/fitting/leastsquares/MinpackTest.java109 symbols

commons-math-legacy-core/src/main/java/org/apache/commons/math4/legacy/core/dfp/Dfp.java81 symbols

commons-math-legacy-core/src/test/java/org/apache/commons/math4/legacy/core/jdkmath/AccurateMathTest.java79 symbols

commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructureTest.java77 symbols

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/Statistics.java75 symbols

commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/RealVector.java73 symbols

commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradientTest.java72 symbols

commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/AccurateMath.java70 symbols

commons-math-core/src/main/java/org/apache/commons/math4/core/jdkmath/JdkMath.java65 symbols

commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/linear/BlockRealMatrixTest.java61 symbols

commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/ExtendedFieldElementAbstractTest.java61 symbols

Used by 4 indexed graphs manifest dependencies, hub-wide

github.com/Angel-ML/angel

github.com/Bearer/bearer

github.com/JanusGraph/janusgraph

github.com/thinkaurelius/titan

For agents

$ claude mcp add commons-math \
  -- python -m otcore.mcp_server <graph>

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