# Mathn Rational#power2

e\$B\$^\$D\$b\$He(B e\$B\$f\$-\$R\$m\$G\$9e(B

e\$B<[email protected]\$5\$s8~\$1!#e(B

http://redmine.ruby-lang.org/issues/show/175

e\$B\$G!"e(BRational#power2e\$B\$KBP\$9\$k%P%0%l%]!<%H\$,J#?tMh\$F\$^\$9!#\$G!“e(B
e\$B%=!<%9%3!<%I\$rFI\$`\$Ke(Bpower2e\$B\$C\$F\$N\$O;H\$(\$k%l%Y%k\$8\$c\$J\$\$e(B(e\$B\$C\$Fe(B
e\$B\$\$\$&\$+!”\$=\$b\$=\$b\$A\$c\$s\$HF0:n\$7\$J\$\$e(B)e\$B\$H;W\$\$\$^\$9!#e(B

e\$BB8:_\$N0U?^\$b\$h\$/\$o\$+\$i\$J\$\$\$7!":o\$C\$F\$b\$\$\$\$\$G\$9\$+!)e(B

e\$B\$1\$\$\$8\$e!w\$\$\$7\$D\$+\$G\$9e(B.

In [ruby-dev :35189 ] the message: "[ruby-dev:35189] mathn
Rational#power2 ", on Jun/21 05:17(JST) Yukihiro M. writes:

e\$B\$^\$D\$b\$He(B e\$B\$f\$-\$R\$m\$G\$9e(B

e\$B<[email protected]\$5\$s8~\$1!#e(B

http://redmine.ruby-lang.org/issues/show/175

e\$B\$G!"e(BRational#power2e\$B\$KBP\$9\$k%P%0%l%]!<%H\$,J#?tMh\$F\$^\$9!#\$G!“e(B
e\$B%=!<%9%3!<%I\$rFI\$`\$Ke(Bpower2e\$B\$C\$F\$N\$O;H\$(\$k%l%Y%k\$8\$c\$J\$\$e(B(e\$B\$C\$Fe(B
e\$B\$\$\$&\$+!”\$=\$b\$=\$b\$A\$c\$s\$HF0:n\$7\$J\$\$e(B)e\$B\$H;W\$\$\$^\$9!#e(B

e\$B3N\$Ke(B. e\$B?=\$7Lu\$J\$\$e(B.

e\$BB8:_\$N0U?^\$b\$h\$/\$o\$+\$i\$J\$\$\$7!":o\$C\$F\$b\$\$\$\$\$G\$9\$+!)e(B

e\$BB8:_\$N0U?^\$H\$\$\$&\$+e(B, e\$B:n\$m\$&\$H;W\$C\$?\$o\$1\$Oe(B,
e\$B%Q%U%)!<%^%s%9\$r\$"\$2\$?HG\$,M_e(B
e\$B\$7\$\$\$H;W\$C\$?\$s\$G\$7\$g\$&\$M\$'e(B…

e\$B\$H\$\$\$&\$3\$H\$Ge(B, e\$B:o\$C\$F\$/[email protected]\$5\$\$\$^\$;e(B.

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---------------------------------------------------->> [email protected](B
e\$B7=<ye(B <<—
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