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Questions tagged [hol]

Use this tag for the HOL Interactive Theorem Prover. Do not use this tag for other proof assistants in the HOL family such as HOL Light. For questions about higher order logic use the tag (higher-order-logic).

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How can all functions be total in Isabelle?

Isabelle/HOL’s logic is called a logic of “total functions”, yet there are functions that are obviously not total, such as division div. How does this make sense?
Joachim Breitner's user avatar