semantic pointers
part holonym
hypernym
hyponym
numeration system, number system, number representation system, system of numeration
binary notation
decimal notation
octal notation
duodecimal notation
hexadecimal notation, sexadecimal notation
sign
decimal point, percentage point, point
power, exponent, index
fixed-point notation, fixed-point representation system
floating-point notation, floating-point representation system
infix notation
parenthesis-free notation