Concept drill
binary relations
GATE CSE & IT · Set Theory & Logic · 1999-2020
3
PYQs
33%
keyed
0
elite explanations
3
years appeared
Study anchor
Rosen — Discrete Mathematics and Its Applications
Discrete structures, counting, relations, graph theory
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All concepts →2020 PYQ
Let R be the set of all binary relations on the set {1,2,3}. Suppose a relation is chosen from R at random. The probability that the chosen relation is reflexive (round off to 3 de...
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2002 PYQ
Let $$A$$ be a set of $$n\left( { > 0} \right)$$ elements. Let $${N_r}$$ be the number of binary relations on $$A$$ and Let $${N_r}$$ be the number of functions from $$A$$ to $$A$$...
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1999 PYQ
The number of binary relations on a set with $$n$$ elements is:
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