How can solve the explicit equation by using matlab

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zahid
zahid 2016-4-16
回答： Torsten 2016-4-18
Dear all How can i find the value of b (a constant greater than zero) in the following equation by using Matlab function
exp(-b^2/2)/b^3=1.39
I am looking forward to your help
With best wishes
zahid khan

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Torsten
Torsten 2016-4-18
fun=@(x)exp(-x.^2/2)./x.^3-1.39;
sol=fzero(fun,[0.5 1]);
Best wishes
Torsten.

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