LOG.pm (PDL-2.080) | : | LOG.pm (PDL-2.081) | ||
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skipping to change at line 37 | skipping to change at line 37 | |||
This is an interface to the Special Function package present in the GNU Scientif ic Library. | This is an interface to the Special Function package present in the GNU Scientif ic Library. | |||
=cut | =cut | |||
#line 39 "LOG.pm" | #line 39 "LOG.pm" | |||
=head1 FUNCTIONS | =head1 FUNCTIONS | |||
=cut | =cut | |||
#line 948 "../../../../blib/lib/PDL/PP.pm" | #line 949 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | |||
=head2 gsl_sf_log | =head2 gsl_sf_log | |||
=for sig | =for sig | |||
Signature: (double x(); double [o]y(); double [o]e()) | Signature: (double x(); double [o]y(); double [o]e()) | |||
=for ref | =for ref | |||
Provide a logarithm function with GSL semantics. | Provide a logarithm function with GSL semantics. | |||
=for bad | =for bad | |||
gsl_sf_log does not process bad values. | gsl_sf_log does not process bad values. | |||
It will set the bad-value flag of all output ndarrays if the flag is set for any of the input ndarrays. | It will set the bad-value flag of all output ndarrays if the flag is set for any of the input ndarrays. | |||
=cut | =cut | |||
#line 74 "LOG.pm" | #line 74 "LOG.pm" | |||
#line 950 "../../../../blib/lib/PDL/PP.pm" | #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | |||
*gsl_sf_log = \&PDL::gsl_sf_log; | *gsl_sf_log = \&PDL::gsl_sf_log; | |||
#line 81 "LOG.pm" | #line 81 "LOG.pm" | |||
#line 948 "../../../../blib/lib/PDL/PP.pm" | #line 949 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | |||
=head2 gsl_sf_complex_log | =head2 gsl_sf_complex_log | |||
=for sig | =for sig | |||
Signature: (double zr(); double zi(); double [o]x(); double [o]y(); double [o] xe(); double [o]ye()) | Signature: (double zr(); double zi(); double [o]x(); double [o]y(); double [o] xe(); double [o]ye()) | |||
=for ref | =for ref | |||
Complex Logarithm exp(lnr + I theta) = zr + I zi Returns argument in [-pi,pi]. | Complex Logarithm exp(lnr + I theta) = zr + I zi Returns argument in [-pi,pi]. | |||
=for bad | =for bad | |||
gsl_sf_complex_log does not process bad values. | gsl_sf_complex_log does not process bad values. | |||
It will set the bad-value flag of all output ndarrays if the flag is set for any of the input ndarrays. | It will set the bad-value flag of all output ndarrays if the flag is set for any of the input ndarrays. | |||
=cut | =cut | |||
#line 106 "LOG.pm" | #line 106 "LOG.pm" | |||
#line 950 "../../../../blib/lib/PDL/PP.pm" | #line 951 "/home/osboxes/pdl-code/blib/lib/PDL/PP.pm" | |||
*gsl_sf_complex_log = \&PDL::gsl_sf_complex_log; | *gsl_sf_complex_log = \&PDL::gsl_sf_complex_log; | |||
#line 113 "LOG.pm" | #line 113 "LOG.pm" | |||
#line 57 "gsl_sf_log.pd" | #line 57 "gsl_sf_log.pd" | |||
=head1 AUTHOR | =head1 AUTHOR | |||
This file copyright (C) 1999 Christian Pellegrin <chri@infis.univ.trieste.it> | This file copyright (C) 1999 Christian Pellegrin <chri@infis.univ.trieste.it> | |||
All rights reserved. There | All rights reserved. There | |||
End of changes. 4 change blocks. | ||||
4 lines changed or deleted | 4 lines changed or added |