Step * 1 of Lemma member-per-or-left

.....wf..... 
1. Type
2. Type
3. A
⊢ λx.if Ax then otherwise B ∈ per-function(per-value();a.Type)
BY
(Fold `per-or-family` THEN Auto) }


Latex:


Latex:
.....wf..... 
1.  A  :  Type
2.  B  :  Type
3.  a  :  A
\mvdash{}  \mlambda{}x.if  x  =  Ax  then  A  otherwise  B  \mmember{}  per-function(per-value();a.Type)


By


Latex:
(Fold  `per-or-family`  0  THEN  Auto)




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