Define a relation Rf on X as follows. ( x1,x2)∈Rf iff f(x1)=f(x2) f h X→Y→X/Rf I should prove that there exists exactly only one function h:y∈Y→X/Rf such that h is bijective, and h.f=quotient function
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Originally Posted by phds216 Define a relation Rf on X as follows. ( x1,x2)∈Rf iff f(x1)=f(x2) f h X→Y→X/Rf I should prove that there exists exactly only one function h:y∈Y→X/Rf such that h is bijective, and h.f=quotient function What is "Y"? Isn't that important?
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