Quotient set
Set
context | $X$ … set |
context | $ \sim\in\text{Equiv}(X) $ |
definiendum | $ Y\in X/\sim $ |
postulate | $ \exists x.\ Y=[x]_\sim $ |
Reference
Wikipedia: Equivalence class
context | $X$ … set |
context | $ \sim\in\text{Equiv}(X) $ |
definiendum | $ Y\in X/\sim $ |
postulate | $ \exists x.\ Y=[x]_\sim $ |
Wikipedia: Equivalence class