1. See also

2. External links

In category theory, a tetracategory is a weakened definition of a 4-category.

See also

• Weak n-category
• infinity category

External links

• Notes on tetracategories by Todd Trimble.

• Reflection (general)
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• Reflection map
• Reflection nebulae
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• Reflection of Something
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• Reflection of sound
• Reflection-oriented programming
• Reflection oriented programming
• Reflection (Pentangle album)
• Reflection principle
• Reflection (programming)
• Reflection relation
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