Return to Answer

replaced http://mathoverflow.net/ with https://mathoverflow.net/

Source Link

edited Apr 13, 2017 at 12:58

I agree with two answers already given. I provide some more detail in an answer to a similar question here: What is a topos?What is a topos?

Source Link

created Apr 4, 2010 at 12:57

I agree with two answers already given. I provide some more detail in an answer to a similar question here: What is a topos?