SmartScore 99
SmartScore 86
SmartScore 92
Here's the question you clicked on:
math_proof
let f:X-> Y be a function between two sets. Prove that the relation on X given by x~y if f(x)=f(y) is an equivalence relation
i know that i have to prove 3 things like for all x in X, f(x)=f(x) etc
Not the answer you are looking for?Search for more explanations.