'SAMPLE INPUT DATA INIT.DAT: INITIAL POINTS OF RAYS. 1990, FEBRUARY 5.' 0 2 (SINGLE INITIAL POINT, GEOGRAPHIC-LIKE SPH.COOR.) 25. 5. -15. 0. (3 COORDINATES OF THE INITIAL POINT, TRAVEL TIME) ------------------------------------------------------------------------ THE GENERAL DESCRIPTION OF THE INPUT DATA SPECIFYING THE INITIAL CONDITIONS FOR THE COMPUTED RAYS MAY BE FOUND IN THE SUBROUTINE PACKAGE 'INIT'. ========================================================================