rowAdd(m,i,a,j)
i1 : R = ZZ[a..f];
i2 : m = mutableMatrix genericMatrix(R,a,2,3) o2 = | a c e | | b d f | o2 : MutableMatrix
i3 : rowAdd(m,0,c,1) o3 = | bc+a cd+c cf+e | | b d f | o3 : MutableMatrix
i4 : m o4 = | bc+a cd+c cf+e | | b d f | o4 : MutableMatrix
The object rowAdd is a method function.