14

Answers
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1
In your opinion, what are the relative advantages of n-fold categories and n-categories?
5
What is the difference between a function and a morphism?
1
Category theory and model theory as “natural” counterparts
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What is the relationship between FOPL and Higher Order Logics?
3
Categories First Or Categories Last In Basic Algebra?
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Canonical examples of algebraic structures
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Categories presented with Arrows only, no objects: partial monoids
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Mathematics needed for higher dimensional category theory?
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Natural transformations as categorical homotopies
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A question on the sum of element orders of a finite group
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Why are operads useful?
15
Is Mac Lane still the best place to learn category theory?
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Why is a topology made up of ‘open’ sets?
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Is PA consistent? do we know it?