[BUGLET] in Float>raisedTo:
patc at teleport.com
Mon Feb 22 15:19:09 UTC 1999
>I would vote for something like:
> raisedTo: aNumber
> "Answer the receiver raised to aNumber."
> (aNumber actuallyInteger) "not just for class Integer, but also for
>x.0 or x/1"
> ifTrue: ["Do the special case of integer power"
> ^self raisedToInteger: aNumber asInteger].
>"this would also take care of special cases 0 and 1"
> ^(aNumber asFloat * self abs ln) exp * self sign
>"Otherwise raise it to the power using logarithms"
I'm not sure this is right. It would give -1 as the square root of -1.
((-1) raisedTo: 0.5)
If the number is negative and the power is not an integer I think it
should be an error.
I would vote for a special error in this case rather than log of a
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