PrintForm Definitions nfa 1 Sections AutomataTheory Doc

At: hd map 1

1. A: Type
2. B: Type
3. l: A*
4. f: AB
5. ||l|| > 0

hd(map(f;l)) = f(hd(l))

By: RWH (LemmaC Thm* l:T*. ||l|| > 0 hd(l) = l[0]) 0

Generated subgoal:

1 map(f;l)[0] = f(l[0])


About:
equalapplyuniverselistfunctionnatural_number