Le 15/02/2012 15:28, Dennis Hendriks a écrit :
> Hi all,

Hi Dennis,

> 
> I use a minimum integration step size of 1e-15, and got this error message:
> 
>     org.apache.commons.math.exception.NumberIsTooSmallException: minimal
> step size (8.97E-16) reached, integration needs 1.00E-15
> 
> It was generated here in AdaptiveStepSizeIntegrator, at line 326:
> 
>               throw new
> NumberIsTooSmallException(LocalizedFormats.MINIMAL_STEPSIZE_REACHED_DURING_INTEGRATION,
> 
>                                                   minStep,
> FastMath.abs(h), true);
> 
> I would have expected:
> 
>     org.apache.commons.math.exception.NumberIsTooSmallException: minimal
> step size (1.00E-15) reached, integration needs 8.97E-16
> 
> That is, the numbers seem to be reversed...
> 
> Is this a bug, or am I missing something here?

It's a bug.
It's a small one and I'll fix it in a few minutes, don't bother creating
a Jira issue for it.

thanks for the report.
Luc

> 
> Best regards,
> Dennis
> 
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