Thun/docs/reference/ifte.md

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# ifte
Basis Function Combinator
If-Then-Else Combinator :
... [if] [then] [else] ifte
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... [[else] [then]] [...] [if] infra select i
... [if] [then] [else] ifte
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... [else] [then] [...] [if] infra first choice i
Has the effect of grabbing a copy of the stack on which to run the
if-part using infra.
Gentzen diagram.
## Definition
if not basis.
## Derivation
if not basis.
## Source
if basis
## Discussion
## Crosslinks