[SciPy-dev] array logical ops error?

David M. Cooke cookedm at physics.mcmaster.ca
Mon Oct 31 12:18:24 CST 2005


On Oct 31, 2005, at 07:37, Alan G Isaac wrote:

> On Mon, 31 Oct 2005, Robert Cimrman apparently wrote:
>
>> is this the expected behaviour?
>> IMHO (b * c) == (b and c), (b + c) == (b or c) should hold...
>>
>
> I expected the Boolean operations to yield
> element-by-element comparisons.  What are they??  In
> contrast, the + and * operators give the expected results.

Use & and | instead of 'and' and 'or'.

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|David M. Cooke              http://arbutus.physics.mcmaster.ca/dmc/
|cookedm at physics.mcmaster.ca




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