[Q] backtrack

Article View: fj.lang.prolog

Article #22

#22

From: Kushi Tadasi
Date: Sat, 12 Jul 1997 00:00

48 lines
1328 bytes


$B6z!w2,;3Bg3X$G$9!#(B

$B%P%C%/%H%i%C%/$K4X$9$k<ALd$G$9!#(B

$B%G!<%?%Y!<%9$K(B foo(1)., ..., foo(10). $B$,B8:_$9$k$H$-!"(B

----------------
| ?- foo(X).

X = 1 ? ;

X = 2 ? ;

...

X = 10 ? ;

no
----------------

$B$H$J$j$^$9$h$M!)(B
$B$3$3$G!"(B

----------------
| ?- foo(X).

X = 1 ? ;

X = 1 ? ;

...

X = 1 ? ;

...
($B0J2<!"1J1s$KB3$/(B)
----------------

$B$H$$$&$h$&$J7k2L$K$J$k(B foo(X) $B$r5-=R$9$k$3$H$O2DG=$G$7$g$&$+!)(B
$B$^$?!"2DG=$G$"$l$P!"$I$N$h$&$J9=B$$r$7$F$$$k$N$G$7$g$&$+!)(B

-- 
  *--------------------------------------------------------------*
  | $B2,;3Bg3XBg3X1!(B $B9)3X8&5f2J(B $B>pJs9)3X@l96(B                       |
  | $BCNG=7W;;5!9)3X8&5f<<(B / $B6z(B $B6)(B  kushi@chino.it.okayama-u.ac.jp |
  *--------------------------------------------------------------*

Technical Details

Message-ID: <r4en941yat.fsf@zetton.chino.it.okayama-u.ac.jp>

Path: arc1-ca.pugleaf.net!unknown!not-for-mail

Show Full Headers

Complete Article Headers

X-Google-Language: Japanese,JIS
X-Google-Thread: 1217ff,6a726916b6ac4f43,start
X-Google-Attributes: gid1217ff,public
From: Kushi Tadasi <kushi@chino.it.okayama-u.ac.jp>
Subject: [Q] backtrack
Date: 1997/07/12
Message-ID: <r4en941yat.fsf@zetton.chino.it.okayama-u.ac.jp>
X-Deja-AN: 256359950
Organization: Intelligent System Lab., Dept. of Information Technology, Fac. of Engineering, Okayama University, Japan
Newsgroups: fj.lang.prolog