Feb 3, 2020 by
Carefully read section 5.2 from Introduction to Seismology and then do (reading needed for the exercise):
Exercise 1. on p. 131 (section 5.7 Exercises)
Read section 5.6 and then do (you'll be able to do the exercise without the reading):
Exercise 3. on p. 135 (section 5.7 Exercises)
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