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Topic: WorkingPrecision and NDSolve
Replies: 1   Last Post: Oct 22, 2009 10:41 PM

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André Hautot

Posts: 18
Registered: 12/8/04
WorkingPrecision and NDSolve
Posted: Oct 16, 2009 7:03 AM
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Why does this instruction properly work if precision =60 but not if
precision=70 (Message : error test failure at t=0.01316... ) :

NDSolve[{x''[t] + x'[t] + Sin[x[t]] == Sin[t/3], x[0] == 0, x'[0] == 0},
x, {t, 0, 10}, WorkingPrecision -> 70] ?

Thanks in advance,
A. Hautot

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