Learning Maths 2.0
This year I am tutoring some maths again. I’ve missed it and it was nice to find my brain in decent shape – after 5 years away from teaching this material. But as I was preparing for the tutorial, there was an integral substitution that didn’t come immediately. I thought: ‘OK, shall I thrash around for a bit, use some rough paper, maybe get out a few old text books?’ But all decent mathematicians like a short cut, so I just thought, ‘Nah, type it into google and see what happ