Discretization vs. Discretisation: What's the Difference?

Discretization and Discretisation Definitions
Discretization
The act of making mathematically discrete.
Discretisation
(British) discretization
Discretization
The act of discretizing, or dividing a continuous object or spectrum into a finite number of discrete elements
Analyses all required a planar mathematical discretization of a region containing a prescribed number of cells with prescribed orientations.
BLAZE Multiphysics has many features from: discretation, temporal resolution, user modification and post processing.