Originally Posted by Madeinuk
I have started to look back a my old 'A' level pure and applied Maths books which I haven't looked at in almost 35 years because I know that my DD9 will soon (2 years or so) ready for it at this rate. Things that seemed clear then are cloudy now and I will need time to dust off and blow the cobwebs out.

AOPS/Alcumus might expedite your refresher course.


What is to give light must endure burning.