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Questions tagged [bound-variables]

Bound variables refer to variables that serve as a placeholder to point to a binder. In calculus, "∫ t dx" is a binder and any free appearance of the variable "x" in "t" is bound.

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How do real-world proof assistants bind variables and check equality?

There are many possible ways to represent syntax with variable binding, such as named variables, De Bruijn indices, De Bruijn levels, locally nameless terms, nominal type theories, etc. There are also ...
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Performance of de Bruijn indices?

Can any of you refer me to documented results of experiments on the performance of provers using de Bruijn indices to represent references to bound variables versus mentions of names or other simple ...