Quotient topology

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Given a quotient map between two spaces, the quotient topology is the topology induced by this map on the codomain. It is the finest topology for which the quotient map is continuous.
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How does this all relate to the quotient space? There’s so many variations of definitions for these things that I’m getting really confused.

Anteater
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Wait so you can define the quotient topology strictly using a topological space and an onto continuous function only? How and by what are you modding out ?

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