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Use this tag when asking a question that is not about a specific Lambda-calculus such as pure, typed, etc.

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Is there something special about weak head normal form used with proof assistants?

The application rule in a dependent type system looks a bit like this: $$\newcommand{\judge}[3]{{#1} \vdash {#2} : {#3}} \newcommand{\jeq}[3]{{#1} \vdash {#2} \equiv {#3}} \frac{\displaystyle \judge{\ …
Neel Krishnaswami's user avatar