File: is_abs.doc

package info (click to toggle)
hol88 2.02.19940316dfsg-5
  • links: PTS
  • area: main
  • in suites: bookworm
  • size: 65,816 kB
  • sloc: ml: 199,939; ansic: 9,666; sh: 6,913; makefile: 6,032; lisp: 2,747; yacc: 894; sed: 201; cpp: 87; awk: 5
file content (18 lines) | stat: -rw-r--r-- 291 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
\DOC is_abs

\TYPE {is_abs : (term -> bool)}

\SYNOPSIS
Tests a term to see if it is an abstraction.

\DESCRIBE
{is_abs "\var. t"} returns {true}. If the term is not an abstraction the
result is {false}.

\FAILURE
Never fails.

\SEEALSO
mk_abs, dest_abs, is_var, is_const, is_comb.

\ENDDOC