Add `both` and `neither` symbols - Githubissues

advancedresearch / poi

a pragmatic point-free theorem prover assistant

Apache License 2.0

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Add `both` and `neither` symbols #997

Closed bvssvni closed 3 years ago

bvssvni commented 3 years ago

See paper https://github.com/advancedresearch/path_semantics/blob/master/papers-wip2/catuskoti-existential-path-equations.pdf