> I'm not a mathematician (I got a B in my GCSE Maths for Christ's sake) and now I have to implement code that works out the solar irradiation using tilt, latit

> I'm not a mathematician (I got a B in my GCSE Maths for Christ's sake) and now I have to implement code that works out the solar irradiation using tilt, latitude, solar_declination, a dozen look up tables, some hairy trigonometry Same here, I got a B at GCSE maths. When I was 23 I enrolled for maths A level at the local college, I got an A. 16 years is too young to assess someones potential.