norm
positive logic
natural number
law of double negation
non-zero
noninteger
constacyclic
signum function
NOT gate
composite number
emanant
gyrocommutative
Gaussian prime
De Morgan's law
XNOR gate
pseudopolynomial
nonvariable
signum
Pythagorean quadruple
alternating
nonnull
Prouhet-Tarry-Escott problem
natural numbers
invariantive
inclusive or
valueless
odd number
unsigned
imaginary number
discrete metric
quadrillion
zeromodal
binary digit
diazoamino
pure imaginary number
NAND gate
quadratic residue
semiconvergent
absent referent
zerovalent
Heaviside unit function
alef zero
majority operation
tick away
unconjectured
null
alef null
1000000000000
polynomial
superior highly composite number