infinity
lemniscate
lazy eight
infinity symbol
power series
numeral
digit
signum
epsilon number
extended real number system
kiloohm
nude number
⠐⠦
sdown squark
integerness
unit function
conjugate
rational
digitally
surd
radix
floating-point number
automorphic number
expanded form
number
Hindu-Arabic numeral
alternating series
Arabic numeral
Hindu numeral
exponent
set
additive inverse
Abel sum
double factorial
Harshad number
weighted alphabet
times sign
floating-point operation
numeration system
system of numeration
number representation system
Copeland-Erdős constant
number system
uniformly continuous
flop
Lagrange's interpolation formula
multiplication sign
stop squark
quintinvariant
Riemann sphere