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## Package org.apache.commons.math.linear

Linear algebra support.

See:
Description

Interface Summary
BigMatrix | Interface defining a real-valued matrix with basic algebraic operations, using BigDecimal representations for the entries.
RealMatrix | Interface defining a real-valued matrix with basic algebraic operations.

Class Summary
BigMatrixImpl | Implementation for `BigMatrix` using a BigDecimal[][] array to store entries and LU decompostion to support linear system solution and inverse.
MatrixUtils | A collection of static methods that operate on or return matrices.
RealMatrixImpl | Implementation for RealMatrix using a double[][] array to store entries and LU decompostion to support linear system solution and inverse.

Exception Summary
InvalidMatrixException | Thrown when a system attempts an operation on a matrix, and that matrix does not satisfy the preconditions for the aforementioned operation.
MatrixIndexException | Thrown when an operation addresses a matrix coordinate (row,col) which is outside of the dimensions of a matrix.

## Package org.apache.commons.math.linear Description

Linear algebra support.

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