This is the mail archive of the gsl-discuss@sources.redhat.com mailing list for the GSL project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Possible bug in QUADPACK routine


Paul Barclay writes:
 >  I've just begun using GSL, and so far I've only tried out some of
 > the quadrature routines (qgsl_integration_qags and
 > gsl_integration_qagiu).  Numerically they seem fine, but they have
 > a nasty habit of causing a segmentation fault + core dump rather
 > then return an error code whenever they are not able to do the
 > integral.

Hi,

Thanks for your comments.  The default error handling behavior is to
call abort() from gsl_error() but it is configurable -- see chapter 3
in the manual.  If there is a core dump for any other reason please
send a bug report.

 > One addition which would be very valuable I think are Bessel
 > functions capable of taking complex arguments.  Currently the
 > fortran AMOS implementation available on Netlib is the only free
 > code I've been able to find to do this.

There is a developers guide on the website at http://sources.redhat.com/gsl/

regards

-- 
Brian Gough

----------------------------------------------------------------------
Network Theory Ltd            Phone: 0117 3179309 (+44 117 3179309)
15 Royal Park                 WWW: http://www.network-theory.co.uk/
Bristol BS8 3AL               Email: bjg@network-theory.co.uk     
United Kingdom                
----------------------------------------------------------------------


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]