Re: integer exponentiation with negative exponent

[Dirk Laurie <dirk.laurie@...>]

2014-04-14 15:42 GMT+02:00 Roberto Ierusalimschy <roberto@inf.puc-rio.br>:

> The error option has the advantage that it calls the programmer
> attention to the fact that the operation might not be doing what she
> intended, and so she has to be more explicit (e.g., ensuring that one of
> the operands is a float).

True. But when that programmer coded, three years ago, `eps = 2^-48`,
she did not know that one day it would be an error. And we do not (yet?)
have Python-style throwing and catching of exceptions.