Recent content by Fr4ct4l

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    Need help finding solution to Bessel differential equation

    Thank you for trying, I will keep trying (I have no choice hehe) and let you know if I come up with something.
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    Need help finding solution to Bessel differential equation

    d and theta are positive reals , not necessarily integers, small numbers , no bigger than 5 z is a positive real whose range is probably 10^-3 to 10^3 I don't think it needs to become so complicated as to need integrals or complex numbers. I am an engineer, not a mathematician , so as you...
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    Need help finding solution to Bessel differential equation

    Thank you Sourabh, made a mistake there, that's supposed to be an x ... please find corrected equation attached.
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    Need help finding solution to Bessel differential equation

    Hello all, need help with the following I am deriving an analytical solution for a problem in petroleum engineering. It concerns fluid flow in porous media. Anyway, the equation is (see attachment) P is pressure, it is a function of space in x-direction, so P(x) d, THETA, and z are just...
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