An eikonal equation is used to model propagation of the region of excitation in a model of canine ventricular myocardium with 60 tri-cubic Hermite elements. The solution describes the excitation time of the tissue following a point basal endocardial stimulus.

The solution method is described in:
Karl A. Tomlinson, Peter J. Hunter, and Andrew J. Pullan (2002), "A Finite Element Method for an Eikonal Equation Model of Mycardial Excitation Wavefront Propagation", SIAM J. Appl. Math., 63(1), 324-350.
and Karl Tomlinson's PhD thesis.