PDFs of Powerpoint slides

There's some mistakes in them!

- A Modern View of Stokes’ Theorem
- Spooky Action at a Distance
- Envy Free Cake Cutting
- The Axioms that Euclid Forgot
- Recommender Systems and Scottish Country Dancing
- Linkages and Kempe's Universality Theorem
- Mathematics of Paper Folding
- Pentagonal Tilings
- Projective Geometry
- Fast Computer Arithmetic
- The Square Root of 2 is Irrational
- The Calculus of Variations
- The Orthocentre + Folding paper in Three
- Mamikon's Visual Calculus