Basic HTML version of Foils prepared 15 March 1996
Foil 28 Geometrical Picture for Lapse and Shift Gauge Transformations
From Numerical Formulation and Solution of Collision 0f two Black Holes CPSP713 Case studies in Computational Science -- Spring Semester 1996. byGeoffrey C. Fox
a and N i are depicted below for two adjacent spacial surfaces t and t + dt