Transactions of the American Mathematical Society, vol. ii. No. 4, October.—Geometry of a simultaneous system of two linear homogeneous differential equations of the second order, by E. J. Wilczynski, ...
Time-domain finite-difference (TDFD) method is the most dominant approach for seismic wavefield simulation. Due to the memory and computational cost of the computer, finite-difference (FD) simulations ...