Look up tautological in Wiktionary, the free dictionary.

In mathematics, tautological may refer to:

Logic:

• Tautological consequence

Geometry, where it is used as an alternative to canonical:

• Tautological bundle
• Tautological line bundle
• Tautological one-form
• Tautology (grammar), unnecessary repetition, or more words than necessary, to say the same thing.

• Tautology (disambiguation)
• List of tautological place names

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