Monthly Archives: December 2016

Hermione’s Stone (2)

Minus Signs Hermione’s Stone (according to my alternative plot) was now, it seemed, firmly stuck in some sort of time loop, being picked up, thrown, picked up and thrown ad infinitum. What struck me by the diagram I had constructed, … Continue reading

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Hermione’s Stone (1)

Harry Potter and the Prisoner of Azkaban A couple of weeks ago now my family and I were watching said film. We’ve seen it many times so each viewing is an opportunity to spot something new. It was the scene … Continue reading

Posted in Maths, Physics, Problem Solving, Science, Space, Uncategorized | 1 Comment