Home Page     Dr John Roche What is Critical Physics? Please click HERE Essays/Papers Introducing vectors Introducing motion in a circle ‘Axial vectors, skew-symmetric tensors and the nature of the magnetic field’ What is momentum? What is mass? Contact Information Linacre College, Oxford, OX1 3JA Email: john.roche at linacre.ox.ac.uk This version: 16th October 2017 Home Page