Originally Posted by
Mtracer
Rolling resistance is actually, a combination of linear and non-linear processes. But I think you are correct that for a bike tire it is mostly linear over the speeds of interest. Which, makes it even less of an issue concerning potential tire heating.
From a heat generation standpoint, the flexing of the casing and tread rubber is the source of any heat. The number of flexes is linear with speed. Please explain the non-linear aspects.