Prof.Suresh CSIR NET & SET:
If there are n jobs and n workers there are n! (total) possible assignments.
No of bijective functions from a set A of n elements to a set B of n elements is ...... n!
Number of elements in Permutation group Sn ...... n!
இந்த மூன்றையும் connect பண்ணி யோசிங்க.
At a time OR / Analysis / Algebra 😂😂👍
SPEAK Mathematics!
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