作者artaniss (羽)
看板trans_math
標題[微分] 問一題微分方程式
時間Wed Jan 5 04:01:10 2005
R=(ln I-lnIo)/ln10
Assume that Io=1
(a)Find the intensity of the 1906 San Francisco Earthquake.(R=8.3)
(b)Find the factor by which the intensity is increased if the Richter
scale measurement is doubled.
(c)Find dR/dI.
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