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Question: How do I find a unknown values in boundary value problem?

Question:How do I find a unknown values in boundary value problem?

Prakash J 100 Maple 18
syntax rootfinding
June 06 2023
0

I have some ODE system contains unknown variables with  boundary conditions  (see the attachment). How to solve these system and find the vales of unknown variables.

In this problem, the boundary conditions tends to 0, when x tends to infinity.  BVP_with_parameters.mw
 

restart

eq1 := f(x) = x+a[1]*x^2-(1/48)*sqrt(2)*a[1]*x^4-(1/120)*a[1]^2*sqrt(2)*x^5;

h(x) = -0.3535533905e-3*x^5*a[2]*a[1]*a[3]-0.3333333334e-9*x^5*a[3]*a[2]^4+0.4166666668e-7*x^4*a[2]*a[3]^3-0.3333333334e-9*x^5*a[2]^2*a[3]^3-0.5000000000e-9*x^5*a[3]^2*a[2]^3+0.1250000000e-6*x^4*a[3]*a[2]^3-0.8333333336e-10*x^5*a[2]*a[3]^4+0.1250000000e-6*x^4*a[3]^2*a[2]^2-0.8333333336e-10*x^5*a[2]^5+0.4166666668e-7*x^4*a[2]^4+a[3]*x-0.1473139128e-1*x^4*a[1]*a[3]+0.2946278254e-1*x^4*a[1]*a[2]-0.3240906080e-3*x^5*a[1]*a[2]^2+0.2798964342e-5*x^5*a[2]*a[3]^2+0.4714045206e-5*x^5*a[3]*a[2]^2-0.6629126071e-3*x^4*a[3]*a[2]+0.7812499998e-3*x^5*a[3]-0.2946278254e-1*x^3*a[3]-0.5892556508e-3*x^4*a[2]^2+0.1915080866e-5*x^5*a[2]^3+0.5892556509e-1*x^3*a[2]-0.4687500000e-2*x^5*a[2]+0.5000000000e-2*a[2]^2*x^2-0.1666666667e-4*x^3*a[2]^3+0.5000000000e-2*a[2]*x^2*a[3]-0.3333333334e-4*x^3*a[3]*a[2]^2-0.1666666667e-4*x^3*a[2]*a[3]^2+1.

 (1)

bcs := f(0) = 0, (D(f))(0) = 1, f(10) = 0, g(0) = 1, g(10) = 0, h(0) = 1, h(10) = 0;

f(0) = 0, (D(f))(0) = 1, f(10) = 0, g(0) = 1, g(10) = 0, h(0) = 1, h(10) = 0

 (2)

sol := dsolve([{f(x), g(x), h(x)}, bcs], numeric)

Error, (in dsolve/numeric/process_input) system must be entered as a set/list of expressions/equations

  

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