# Book: CategoryDuality

See: Math Notebook

Investigation: Explore how duality is broken by comparing a category and its opposite category?

• What are categories related to logic?
• What are examples in math where a category is isomorphic to its opposite category?
• When is a category actually equal (not merely isomorphic) to its opposite category?

Examples to study:

• Set (and the tiniest versions)
• Top (and the tiniest versions)
Parsiųstas iš http://www.ms.lt/sodas/Book/CategoryDuality
Puslapis paskutinį kartą pakeistas 2019 vasario 13 d., 15:20