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Question Number 175923 by CrispyXYZ last updated on 09/Sep/22

what are the differences among “ i f^{″}, “ o n l y i f^{″} and “ i f a n d o n l y i f^{″} ?

Answered by Vynho last updated on 09/Sep/22

i f = n e c e s s a r y c o n d i t i o n

o n l y i f = s u f f i c i e n t c o n d i t i o n

i f a n d o n l y i f = n e c e s s a r y a n d s u f f i c i e n t c o n d i t i o n

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