CHINESE JOURNAL OF COMPUTATIONAL PHYSICS ›› 1997, Vol. 14 ›› Issue (2): 143-147.

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WAVEFRONT CALCULATION OF FIRST ARRIVAL TRAVELTIME AND ITS APPLICATION IN SEISMIC TRAVELTIME TOMOGRAPHY

Song Linping, Liu Haowu   

  1. Sichuan Union University, Chengdu 610065
  • Received:1995-11-27 Revised:1996-09-05 Online:1997-03-25 Published:1997-03-25

Abstract: A simple and efficient method is proposed for calculating first arrival traveltime based on Huygens' principle,and applied to seismic traveltime tomography.The result shows the new method is faster than Dijkstra's algorithm.

Key words: Wavefront, Rays, Seismic tomography

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