how can i solve this integral ?

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m
m 2014-7-10
回答： Grzegorz Knor 2014-7-10
hi , how can i solve this integral ?
1/(1-exp(a^2*x)*erfc(a*x^1/2)) ... a is const , a=0.09 and x=0..1000

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Grzegorz Knor
Grzegorz Knor 2014-7-10
You can solve it online using Wolfram Alpha-> solution
Or in MATLAB:
a = 0.09;
fun = @(x)1./(1-exp(a^2*x).*erfc(a*x.^(1/2)));
integral(fun,0,1000)

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