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Results tagged with terminology
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user 61281
Questions of the kind "What's the name for a X that satisfies property Y?"
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A generalized diagonal?
A simple question. Let $ f:X\to Y $ be a function and let $ E_f:=\{(x, y): f (x)=f (y)\}\subset X\times X $. What is the name of the set $ E(f) $? It would be nice to have some reference also. It seem …
