solving equations numerically

2011 12 21
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Hi everyone
Could someone help me solve the following equation numerically:
(exp(-x) + exp(-(x*exp(0.2))))/exp(0.5) = 0.8832 ?
Thanks

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Walter Roberson
Walter Roberson 2011-12-21
Caution: there are four solutions, 3 of which are complex.

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Sean de Wolski
Sean de Wolski 2011-12-21

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fzero(@(x)((1/exp(x) + 1/exp(x*exp(0.2))))/exp(0.5)-0.8832,pi)

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