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>> No.9736955 [View]
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9736955

>>9736762
>concrete intuition
>jumping straight into unmotivated formalism
Most books do give concrete examples. I don't see this hard formalism. Maybe to you even sets are an obscure formalism (in this case, thumbs up).
>I am willing to bet that you can't even draw a picture of a cofibration
>the TQFT community
What are you even going on? Trolling?
>I guess the "mathematicians" still have a lot of catching up to do. This is especially clear if you look at the whole homotopy "hypothesis" situation.
Pic related.

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