lean2/tests/lean/run/alias2.lean

import logic

namespace N1
  constant num : Type.{1}
  constant foo : num → num → num
end N1

namespace N2
  constant val : Type.{1}
  constant foo : val → val → val
end N2

open N1
open N2
constants a b : num
constant f : num → val
attribute f [coercion]

definition aux2 := foo a b
check aux2
theorem T3 : aux2 = N1.foo a b
:= eq.refl _
feat(frontends/lean/elaborator): keep postponing delayed coercions until the type can be inferred Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-07-07 19:40:00 +00:00			`import logic`

			`namespace N1`
refactor(frontends/lean): constant/axiom are top-level commands, parameter/variable/hypothesis/conjecture are section/context-level commands Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-10-02 23:20:52 +00:00			`constant num : Type.{1}`
			`constant foo : num → num → num`
feat(library/scoped_ext): force user to end a scope with an identifier matching the one used in beginning of scope, closes #30 Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-08-07 23:59:08 +00:00			`end N1`
feat(frontends/lean/elaborator): keep postponing delayed coercions until the type can be inferred Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-07-07 19:40:00 +00:00
			`namespace N2`
refactor(frontends/lean): constant/axiom are top-level commands, parameter/variable/hypothesis/conjecture are section/context-level commands Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-10-02 23:20:52 +00:00			`constant val : Type.{1}`
			`constant foo : val → val → val`
feat(library/scoped_ext): force user to end a scope with an identifier matching the one used in beginning of scope, closes #30 Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-08-07 23:59:08 +00:00			`end N2`
feat(frontends/lean/elaborator): keep postponing delayed coercions until the type can be inferred Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-07-07 19:40:00 +00:00
feat(frontends/lean): rename 'using' command to 'open' Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-09-03 23:00:38 +00:00			`open N1`
			`open N2`
refactor(frontends/lean): constant/axiom are top-level commands, parameter/variable/hypothesis/conjecture are section/context-level commands Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-10-02 23:20:52 +00:00			`constants a b : num`
			`constant f : num → val`
refactor(frontends/lean): add 'attribute' command The new command provides a uniform way to set declaration attributes. It replaces the commands: class, instance, coercion, multiple_instances, reducible, irreducible 2015-01-25 04:23:21 +00:00			`attribute f [coercion]`
feat(frontends/lean/elaborator): keep postponing delayed coercions until the type can be inferred Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-07-07 19:40:00 +00:00
			`definition aux2 := foo a b`
			`check aux2`
			`theorem T3 : aux2 = N1.foo a b`
feat(frontends/lean/inductive_cmd): prefix introduction rules with the name of the inductive datatype Signed-off-by: Leonardo de Moura <leonardo@microsoft.com> 2014-09-04 23:36:06 +00:00			`:= eq.refl _`