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Fixed bug 159865: Expt fails on floats and rationals.

This commit is contained in:
Abdulaziz Ghuloum 2007-11-04 10:24:08 -05:00
parent e4e9418dae
commit 81f6439b3c
1 changed files with 4 additions and 1 deletions
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3
scheme/ikarus.numerics.ss
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@ -307,6 +307,7 @@
(if (flonum? x)
(if (flonum? y)
(let ([y^ ($flonum->exact y)])
;;; FIXME: performance bottleneck?
(cond
[(fixnum? y^) (inexact (expt x y^))]
[(bignum? y^) (inexact (expt x y^))]
@ -1668,6 +1669,8 @@
(/ 1 (expt n (- m))))]
[else
(error 'expt "result is too big to compute" n m)])]
[(flonum? m) (flexpt (inexact n) m)]
[(ratnum? m) (flexpt (inexact n) (inexact m))]
[else (error 'expt "not a number" m)])))
(define quotient