How to use Napier’s method of long multiplication Multiplication using Napier's method uses a grid to multiply numbers. The grid layout depends on the calculation, eg 64 x 77 would need a 2 x 2 ...

The formula requires only the design matrices, a matrix linking the complete and incomplete data, and a few simple derivatives. It can be easily programmed using a computer language with operators for ...

In this paper, a sufficient condition for the existence of hyperinvariant subspace of compact perturbations of multiplication operators on some Banach spaces is presented. An interpretation of this ...