columnAdd(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 : columnAdd(m,0,c,1) o3 = | c2+a c e | | cd+b d f | o3 : MutableMatrix
i4 : m o4 = | c2+a c e | | cd+b d f | o4 : MutableMatrix
The object columnAdd is a method function.