A 2-categorical pasting theorem (Q912202)
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scientific article; zbMATH DE number 4144225
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A 2-categorical pasting theorem |
scientific article; zbMATH DE number 4144225 |
Statements
A 2-categorical pasting theorem (English)
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1990
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Pasting is a fundamental operation in a 2-category. Using the techniques of graph theory and results about plane graphs, the author gives precise meaning to pasting schemes and their labellings. He proves that every labelling of a pasting scheme in a 2-category has a unique composite.
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2-category
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plane graphs
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pasting schemes
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labelling
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