What is a one-word definition of a function in math?

rlopez

lillithhawkes

willis_t

s.putnikaite

ccleveland2

maricarh2001

shyanne.juanmonera

rvanallen

rkbloxom

jennifer.baker

gfusco

kamilla.sundal.aspas

susanita_1890

roswatililis01

nantanat.ton

christie.sparks

katie.larsen

n.jaaf

michael_odgers