Jacob Williams

Check out Section 16 in [ftp://ftp.nag.co.uk/sc22wg5/N1951-N2000/N1972.pdf](ftp://ftp.nag.co.uk/sc22wg5/N1951-N2000/N1972.pdf). [edited broken link: no way, GitHub markdown is not ftp-friendly...]

GitHub's Fortran syntax highlighting was only recently broken. Notice that it also no longer highlights comments correctly. It used to work fine. Not sure who to complain to.

Yes, I've seen that before (wow, it's over a decade old...) It's not clear to me if this proposal allows one parameterized model to use another parameterized module, and have...

Note: I have a slightly expanded version of this RK module [here](https://github.com/jacobwilliams/Fortran-Astrodynamics-Toolkit/blob/master/src/rk_module.f90). Feel free to use it (BSD license) or just to get some inspiration. Do you intend to start...

Just don't call it "ODEPACK", because [that](http://www.netlib.org/odepack/) already exists. :)

There's a better way to do it. You have to use the `solout` function. I can try to make a simple example...

Maybe i can just add this: ```fortran pure logical function opposite_sign(x1,x2) real(wp),intent(in) :: x1,x2 opposite_sign = sign(1.0_wp,x1) /= sign(1.0_wp,x2) end function opposite_sign ``` The `isign` function was from `toms748`. I...

see this discussion: https://fortran-lang.discourse.group/t/automatic-arrays-and-intrinsic-array-operations-to-use-or-not-to-use/4070

Here is also a self-contained python version: https://github.com/wrossmorrow/lsrn/blob/master/lsrn.py

See also #19. Maybe we keep this library focused as is?