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Onto
/ˈɒn.tuː/
(of a function) Assuming each of the values in its codomain; having its range equal to its codomain.
📖 Definitions of "Onto "
adjective
- 1
(of a function) Assuming each of the values in its codomain; having its range equal to its codomain.
"Considered as a function on the real numbers, the exponential function is not onto."
preposition
- 1
Upon; on top of.
"My cat just jumped onto the keyboard."
- 2
Aware of.
"The thought-police were onto my plans of world domination."
- 3
Being an onto function with a codomain of (see below).
"The exponential function maps the set of real numbers onto the set of positive real numbers."
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