G PHYSICS
G06 COMPUTING; CALCULATING OR COUNTING
G06F ELECTRIC DIGITAL DATA PROCESSING
G06F7/00 Methods or arrangements for processing data by operating upon the order or content of the data handled
G06F7/38 Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
G06F7/48 using non-contact-making devices, e.g. tube, solid state device; using unspecified devices