Mercurial Mercurial > repos > isabelle / annotate
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc-src/Tutorial/Ifexpr/valif
author paulson
Tue, 12 Dec 2000 12:01:19 +0100
changeset 10648 a8c647cfa31f
parent 5377 efb799c5ed3c
permissions -rw-r--r--
first stage in tidying up Real and Hyperreal. Factor cancellation simprocs inverse #0 = #0 simprules for division corrected ambigous syntax definitions in Hyperreal
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5377
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     1
 
consts valif :: ifex => (nat => bool) => bool
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     2
 
primrec
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     3
 
"valif (CIF b)    env = b"
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     4
 
"valif (VIF x)    env = env x"
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     5
 
"valif (IF b t e) env = (if valif b env then valif t env
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     6
 
                                        else valif e env)"
isabelle