subtractInPlace() [1/2]

template<typename RT>

void MatrixOps::subtractInPlace	(	DMat< RT > &	A,
		const DMat< RT > &	B )

Definition at line 265 of file mat-arith.hpp.

{
  assert(&B.ring() == &A.ring());
  assert(B.numRows() == A.numRows());
  assert(B.numColumns() == A.numColumns());
 
  for (int r = 0; r < A.numRows(); ++r)
    for (int c = 0; c < A.numColumns(); ++c)
      A.ring().subtract(A.entry(r,c), A.entry(r,c), B.entry(r,c));
}

References DMat< ACoeffRing >::entry(), DMat< ACoeffRing >::numColumns(), DMat< ACoeffRing >::numRows(), and DMat< ACoeffRing >::ring().

Referenced by MutableMat< Mat >::subtract().