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how can i solve heat equation whit variable function ?
hi how can i do this : dT/dx = c/U(y) * d^2T/dy^2 my full problem is : sol1 := [diff(T(x, y), x)-1.775*10^(-5)*(d...

10 years ago | 0 answers | 0

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how can i solve this integral ?
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

10 years ago | 1 answer | 0

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