PrintForm Definitions nfa 1 Sections AutomataTheory Doc

At: hd select


T:Type, l:T*. ||l|| > 0 hd(l) = l[0]

By:
UnivCD
THEN
Unfold `select` 0
THEN
Reduce 0


Generated subgoals:

None


About:
alluniverselistimpliesnatural_numberequal