Free dep type research tip. At link time, replace one function by another if they're extensionally equal. Nobody will notice. Prove this.
-
-
@edwinbrady It's a question of what the proof obligations should be. Does-the-same-job seems like the thing to go for.Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.