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FloatMatrix org::jblas::la::FloatMatrix::subiRowVector ( FloatMatrix  x  )  [inline]

Subtract a row vector from all rows of the matrix (in-place).

Definition at line 2148 of file FloatMatrix.java.

References checkLength(), columns, data, index(), and rows.

Referenced by subRowVector().

                                                    {
        // This is a bit crazy, but a row vector must have as length as the columns of the matrix.
        x.checkLength(columns);
        for (int r = 0; r < rows; r++) {
            JavaBlas.raxpy(columns, -1.0f, x.data, 0, 1, data, index(r, 0), rows);
        }
        return this;
    }


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