Number of Reflexive relations

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00:04 Understanding reflexive relations in discrete math
00:36 Total number of reflexive relations on set S
00:58 Total possible reflexive relations on a set with n elements
01:29 Reflexive relations have specific elements
01:51 Defining possible reflexive relations
02:18 Excluding N square elements in reflexive relations
02:45 Total reflexive relations: 2 to the power of n square minus n
03:07 Choosing n elements leads to 2 to the power of n squared minus n
Crafted by Merlin AI.

PENJENDRUVARUN-uyov
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Where does the n compulsory elements go then?

kevinngangom