lean2/tests/lean/exists5.lean

variable N : Type
variables a b c : N
variables P : N -> N -> N -> Bool

theorem T1 (f : N -> N) (H : P (f a) b (f (f c))) : exists x y z, P x y z := exists_intro _ (exists_intro _ (exists_intro _ H))

print environment 1.
feat(frontends/lean): use lowercase commands, replace 'endscope' and 'endnamespace' with 'end' Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-01-05 20:05:08 +00:00			`variable N : Type`
			`variables a b c : N`
			`variables P : N -> N -> N -> Bool`
fix(kernel/normalizer): avoid svalue hack, use 'semantic attachments' for implementing closures, include context in the closure Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2013-12-17 22:33:42 +00:00
chore(*): cleanup lean builtin symbols, replace :: with _ Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-01-09 16:33:52 +00:00			`theorem T1 (f : N -> N) (H : P (f a) b (f (f c))) : exists x y z, P x y z := exists_intro _ (exists_intro _ (exists_intro _ H))`
fix(kernel/normalizer): avoid svalue hack, use 'semantic attachments' for implementing closures, include context in the closure Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2013-12-17 22:33:42 +00:00
feat(frontends/lean): use lowercase commands, replace 'endscope' and 'endnamespace' with 'end' Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-01-05 20:05:08 +00:00			`print environment 1.`