Page:Great Neapolitan Earthquake of 1857.djvu/186

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138 PARTICULAR PROBLEMS. 9 th. In the case of a solid parallelolyiped oerturne (nal wave). Here therefore V'=g x v/a '+ x coe( +_ e) the signs + and -- being attended to as before.* (xw.) loth. In the case of a solid right linder overturned (a/wave). In th e 15   16  24  +  and 15 fP + 16 a' V'--  x - - 12 . V/a'+f p + and -- applying as before. 1 -- cos  (XVII.) COS' (------. e) 11th. In the case of a hollow 1oaralklopiped over- turned (subnormal wave). Here, from Eq. VIII., XIII., and XIV., we have �, 2 g 2 fi (a' + __/)__+. y (2 a' + 3 ) 1 -- cos b -- 3 X - fiq-?)v/a'+fi ' ...... - cos'( + (xvnI.)

  • Eq. XVI. has been applied in the text of Part II. under the form

(' + ')  v' =  g x (, co  -T- F in)' x 0 - oo ) Digitized by'GOog[c