Maths

#1. Let 𝑓: 𝑋 → 𝑌 be a function on 𝑋 into 𝑌. Define a relation 𝜌 on 𝑋 by 𝑥1𝜌𝑥2, if and only if, 𝑓(𝑥1) = 𝑓(𝑥2). Then 𝜌 is an equivalence relation on 𝑋.

Samra Yousaf

Aug. 7, 2020, 1:17 p.m.

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