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Re: Differential Equation


On Tuesday, April 29, 2014 1:33:05 PM UTC+8, Zohreh wrote:
> Dear Friends,
> 
> 
> 
> I am going to solve the following differential equation:
> 
> dY(x)/dx=A*f(x)-B*Y(x)
> 
> 
> 
> In which A and B are some parameters, f(x) is a function of x, and Y(C)=0 (C is a parameter).
> 
> 
> 
> I tried to solve it in Mathematica by
> 
> DSolve[Y'[x] == A*f[x] - B*Y[x], Y[C] == 0, x]
> 
> 
> 
> But I get the following error
> 
> DSolve::dsfun: "Y[C]==0 cannot be used as a function
> 
> 
> 
> I would highly appreciate it if somebody can help me.
> 
> 
> 
> Best regards.

Thanks to all for your help.

Best regards.



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