[Numpy-discussion] bug in round with negative number of decimals
haase at msg.ucsf.edu
Mon Sep 4 14:03:51 CDT 2006
Paulo J. S. Silva wrote:
> Once again, the information that singed zero is part of IEEE standard is
> in the paper I cited in my last message.
> It is very important to be able to compute the sign of an overflowed
> quantity in expressions like 1/x when x goes to zero.
This is all very interesting ( and confusing (to me, maybe others) at
the same time ...) ...
Question 0: Are you sure this is not a bug ?
Question 1: Was this way of round already in Numeric and /or in numarray ?
Question 2: Does this need to be better documented (complete and
corrected(!) docstrings - maybe a dedicated wiki page ) !?
This is related to "How does Matlab or IDL or others do rounding ?" -
This would at least determine how many people would be surprised by this.
(I would say that *if* Matlab rounds the same way, we might need less
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