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Hi ask iitian faculty...can somebody please tell me the formula for calculating one one onto and one one number of functions possible from a set A of m elements and set B of n elements...

Hi ask iitian faculty...can somebody please tell me the formula for calculating one one onto and one one number of functions possible from a set A of m elements and set B of n elements...

Grade:12

4 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
7 years ago
Depends wether m>n or m<n or m=n

Thanks
mrigank
27 Points
7 years ago
soory
Gaurang Kotasthane
26 Points
6 years ago
Depends wether m>n or m
 
 
i dont know these people are asking for 100 characters but this is what i wanted to tell so pls confirm which formula you want and thanks
mrigank
27 Points
6 years ago
Did find sterling formulism...sorry for not reporting, i was very bad in combinatorics,,

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