The weight used in gausscheby2 are incorrect.
|
weight_container weights( npts, pi_ov_npts_p_1 ); |
There are two problems here. Compared to the equations given on Wikipedia
- the sine squared term is missing, and
- the transformation to unit weight - which is present in gausscheby1 - is also missing.
The weight used in gausscheby2 are incorrect.
IntegratorXX/include/integratorxx/quadratures/gausscheby2.hpp
Line 50 in 3c7e9ab
There are two problems here. Compared to the equations given on Wikipedia