# 0\*\*-1

**URL:** <https://www.ruby-forum.com/t/0-1/117411>\
**Category:** Development\
**Created:** [October 16, 2007, 5:32pm UTC](https://www.ruby-forum.com/t/0-1/117411 "2007-10-16T17:32:39Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Tanaka\_A](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/c67d28/32.png) [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\
**Post date:** [October 16, 2007, 5:32pm UTC](https://www.ruby-forum.com/t/0-1/117411/1 "2007-10-16T17:32:39Z")

</div>

0\*\*-1 e$B$,e(B 0 e$B$K$J$k$3$H$K5$$,$D$-$^$7$?!#e(B

% ./ruby -ve ‘p 0\*\*-1’  
ruby 1.9.0 (2007-10-16 patchlevel 0) [i686-linux]  
0

e$B0JA0$Oe(B Infinity e$B$G$7$?!#e(B

% ruby-1.8.6 -ve ‘p 0\*\*-1’  
ruby 1.8.6 (2007-03-13 patchlevel 0) [i686-linux]  
Infinity

[ruby-dev:31040] e$B$,$-$C$+$1$N$h$&$G$9$,!"e(B[ruby-dev:20800] e$B$re(B  
e$B;W$$=P$9$He(B 0\*\*-1 e$B$N7k2L$rJQ$($k$N$O$b$H$b$H$N0U?^$KH?$7$F$$e(B  
e$B$k$h$&$K;W$$$^$9!#e(B