float questions

Sat Sep 16 02:13:16 EDT 2006

At Saturday 16/9/2006 02:56, spiffy wrote:

>after some calculations i have this number as a result...
>-7.1054273576010019e-015

This means -7.1054... * 10**(-15) and it's a compact way of writing 
-0.0000000000000071054...

>what does the 'e' mean? is this an error?

It is not an error, just a very small number

>i want to be able to round this number to 3 places, but round() does
>not work....

Does not work, or you get 0.000? That's normal.

Gabriel Genellina
Softlab SRL 

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