lean2/tests/lean/tactic14.lean.expected.out at 4ba097a1415e3f5a28aad664f9a3790ff9b02245 - michael/lean2 - Forgejo: Beyond coding. We forge.

michael/lean2

Leonardo de Moura 4ba097a141 feat(frontends/lean): use lowercase commands, replace 'endscope' and 'endnamespace' with 'end'

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

2014-01-05 13:06:36 -08:00

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   Set: pp::colors
   Set: pp::unicode
   Imported 'Int'
   Proved: T1
 theorem T1 (a b : ℤ) (f : ℤ → ℤ) (assumption : a = b) : f (f a) = f (f b) :=
     Congr (Refl f) (Congr (Refl f) assumption)