onto
suomi-englanti sanakirjaonto englanniksi
Arriving upon or on top of (speaking of a physical or metaphorical movement).
(ux)
{{quote-journal|en|date=2013-06-22|volume=407|issue=8841|page=70|magazine=The Economist
Aware of.
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.''