complex number
imaginary number
complex
imaginary part
pure imaginary number
hyperbolic quaternion
complex quantity
imaginary
irrational
irrational number
noninteger
transcendental number
de Moivre's formula
number
real matrix
quaternion
scientific notation
purely imaginary number
Gaussian integer
complexification
real analysis
real number system
complex conjugate
multicomplex
majorization
nonstandard number
phase
absolute value
hypercomplex number
OEIS
Archimedean property
algebraic integer
number-theoretic function
real function
K-function
real-valued
Dirichlet energy
real number line
extended real number system
complex plane
cyclotomic field
quadratic integer
posynomial
arithmetic
step function
productive
semicreative
creative
dot product
scalar product