AbstractMatrix2D
cern.colt.matrix.impl

Class AbstractMatrix2D

    • Method Detail

      • checkShape

        public void checkShape(AbstractMatrix2D B)
        Sanity check for operations requiring two matrices with the same number of columns and rows.
        Throws:
        IllegalArgumentException - if columns() != B.columns() || rows() != B.rows().
      • checkShape

        public void checkShape(AbstractMatrix2D B,              AbstractMatrix2D C)
        Sanity check for operations requiring matrices with the same number of columns and rows.
        Throws:
        IllegalArgumentException - if columns() != B.columns() || rows() != B.rows() || columns() != C.columns() || rows() != C.rows().
      • columns

        public int columns()
        Returns the number of columns.
      • rows

        public int rows()
        Returns the number of rows.
      • size

        public int size()
        Returns the number of cells which is rows()*columns().
        Specified by:
        size in class AbstractMatrix
      • toStringShort

        public String toStringShort()
        Returns a string representation of the receiver's shape.

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