FILES *.DAT:  SAMPLE INPUT DATA FOR THE COMPLETE RAY TRACING PROGRAM

  BY VLASTISLAV CERVENY, LUDEK KLIMES, IVAN PSENCIK

  THE SAMPLE 3-D MODEL CONSISTS OF TWO LAYERS AND OF THE LENTICULAR
  INCLUSION WITH EDGES, SITUATED IN THE UPPER LAYER, SEE THE SCHEMATIC
  FIGURE 5 IN V.CERVENY, L.KLIMES, I.PSENCIK: COMPLETE SEISMIC-RAY
  TRACING IN 3-D STRUCTURES (IN: D.DOORNBOS, ED.: SEISMOLOGICAL
  ALGORITHMS, ACADEMIC PRESS 1988).

  THE FILES *.DAT LISTED BELOW CONTAIN THE SAMPLE INPUT DATA FOR THE
  COMPLETE RAY TRACING PROGRAM.  THE INPUT DATA CONSIST OF THE 7 DATA
  SETS (1) TO (7) LISTED IN THE PACKAGE 'GUIDE.FOR'.  NOTE THAT SEVERAL
  DATA SETS MAY BE LOCATED IN A SINGLE FILE.
      CRT.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (1) CRT
      MODEL.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (2) MODEL
      DCRT.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (3) DCRT
      INIT.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (4) INIT
      CODE.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (5) CODE
      RPAR.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (6) RPAR
      WRIT.DAT... FILE CONTAINING THE SAMPLE DATA SET:
              (7) WRIT

  REMARKS WITHIN THE INPUT DATA FILES:
      THE COMMENTS IN BRACKETS SITUATED AT THE ENDS OF LINES, AFTER THE
              INPUT ITEMS, ARE NOT THE PART OF THE INPUT DATA.  THEY ARE
              JUST REMARKS PLACED SO AS TO BE SKIPPED WHEN READING THE
              INPUT DATA.
      THE LAST INPUT LINE OF A DATA FILE IS USUALLY FOLLOWED BY
              (A) EMPTY LINE, LINE '====' AND EMPTY LINE, OR BY
              (B) EMPTY LINE, LINE '----', EMPTY LINE, TEXT DESCRIBING
                  THE INPUT DATA, EMPTY LINE, LINE '====' AND EMPTY
                  LINE.

  DATE: 1990, FEBRUARY 5

========================================================================