hi, i have four different 4*4 determinants of integers , so is there a short cut for finding the sign of the determinant than by actually finding the value of it (by LU decompostion) ?
Thanks.
hi, i have four different 4*4 determinants of integers , so is there a short cut for finding the sign of the determinant than by actually finding the value of it (by LU decompostion) ?
Thanks.