doc-src/Tutorial/Ifexpr/normif
author wenzelm
Fri, 09 Nov 2001 00:20:26 +0100
changeset 12124 c4fcdb80c93e
parent 5377 efb799c5ed3c
permissions -rw-r--r--
eliminated old "symbols" syntax, use "xsymbols" instead;

consts normif :: ifex => ifex => ifex => ifex
primrec
"normif (CIF b)    t e = IF (CIF b) t e"
"normif (VIF x)    t e = IF (VIF x) t e"
"normif (IF b t e) u f = normif b (normif t u f) (normif e u f)"