Most beginner/intermediate programming stuff is going to be an awful fit, focusing entirely on the wrong material, wasting your colleague's time. A numerical a

Most beginner/intermediate programming stuff is going to be an awful fit, focusing entirely on the wrong material, wasting your colleague's time. A numerical analysis course (at my university, this was 300 level) might do the job. The basics of programming should be pretty easy to pick up for somebody with well-honed analytical skills, and numerical analysis is a good fit for what your colleague will actually be doing.