Showed "inv f y = x" is equivalent to "f x = y" if "bij f" is true
commit4e56330e2f65e7f8e4e7d21593b453d537d90e67
authorTim Makarios <tjm1983@gmail.com>
Thu, 2 Apr 2015 03:53:37 +0000 (2 16:53 +1300)
committerTim Makarios <tjm1983@gmail.com>
Thu, 2 Apr 2015 03:53:37 +0000 (2 16:53 +1300)
tree588bfc66b0c087fa080ccb40144a239c2bc77295
parentf55a3d7a8f843638c36b617357e6489ba2752a2d
Showed "inv f y = x" is equivalent to "f x = y" if "bij f" is true
Miscellany.thy