doc-src/Intro/arith.thy
author wenzelm
Wed, 21 Mar 2012 11:25:19 +0100
changeset 47061 355317493f34
parent 105 216d6ed87399
permissions -rw-r--r--
clarified Local_Theory.init: avoid hardwired naming policy, discontinued odd/unused group argument (cf. 5ee13e0428d2); tuned;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
105
216d6ed87399 Initial revision
lcp
parents:
diff changeset
     1
Arith = FOL +
216d6ed87399 Initial revision
lcp
parents:
diff changeset
     2
classes arith < term
216d6ed87399 Initial revision
lcp
parents:
diff changeset
     3
consts  "0"     :: "'a::arith"                  ("0")
216d6ed87399 Initial revision
lcp
parents:
diff changeset
     4
        "1"     :: "'a::arith"                  ("1")
216d6ed87399 Initial revision
lcp
parents:
diff changeset
     5
        "+"     :: "['a::arith,'a] => 'a"       (infixl 60)
216d6ed87399 Initial revision
lcp
parents:
diff changeset
     6
end