YES IT IS POSSIBLE TO DETERMINE THE LINEAR LATERAL, LONGITUDINAL, SPIN CREEP EXPRESSIONS ANALYTICALLY. THIS IS ANALYSED BY ME IN MY DOCTORAL THESIS. (ATTACHING THE REQUIRED PORTION FROM MY THESIS.
"A New Method for Modelling and Simulation of the Dynamic Behaviour of the Wheel-rail contact" by Anyakwo et. al. has a small chapter about how creepages including spin creepage can be calculated.
YES IT IS POSSIBLE TO DETERMINE THE LINEAR LATERAL, LONGITUDINAL, SPIN CREEP EXPRESSIONS ANALYTICALLY. THIS IS ANALYSED BY ME IN MY DOCTORAL THESIS. (ATTACHING THE REQUIRED PORTION FROM MY THESIS.