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Question: Error, (in dsolve/numeric/bvp) singularity encountered

Question:Error, (in dsolve/numeric/bvp) singularity encountered

9009134 110 Maple 2016
dsolve numeric bvp
October 06 2016
0

Hi

may every one help to me for dsolve this differentia1l equation?

error:

Error, (in dsolve/numeric/bvp) singularity encountered

Turbulent2-kw.mw

dsol1 := dsolve({diff(theta(eta), eta, eta)-3*Omega(eta)*(F(eta)*(diff(theta(eta), eta))-theta(eta)*(diff(F(eta), eta)))/(2*K(eta))+((diff(K(eta), eta))/K(eta)-(diff(Omega(eta), eta))/Omega(eta))*(diff(theta(eta), eta)) = 0, diff(F(eta), eta, eta, eta)+Omega(eta)*(3*F(eta)*(diff(F(eta), eta, eta))-(diff(F(eta), eta))^2)/(2*K(eta))+((diff(K(eta), eta))/K(eta)-(diff(Omega(eta), eta))/Omega(eta))*(diff(F(eta), eta, eta))+Omega(eta)/K(eta) = 0, diff(K(eta), eta, eta)+Omega(eta)*(1.5*F(eta)*(diff(K(eta), eta))-K(eta)*(diff(F(eta), eta)))/K(eta)+((diff(K(eta), eta))/K(eta)-(diff(Omega(eta), eta))/Omega(eta))*(diff(K(eta), eta))+(diff(F(eta), eta, eta))^2-Omega(eta)^2 = 0, diff(Omega(eta), eta, eta)+Omega(eta)*(3*F(eta)*(diff(Omega(eta), eta))+Omega(eta)*(diff(F(eta), eta)))/(2*K(eta))+((diff(K(eta), eta))/K(eta)-(diff(Omega(eta), eta))/Omega(eta))*(diff(Omega(eta), eta))+Omega(eta)*(diff(F(eta), eta, eta))^2/K(eta)-Omega(eta)^3/K(eta) = 0, F(0) = 0, K(0) = 0, Omega(0) = 0., theta(0) = 1, theta(1) = 0, (D(F))(0) = 0, (D(K))(1) = 0, (D(Omega))(1) = 0, ((D@@2)(F))(1) = 0}, numeric, method = bvp[middefer], output = listprocedure, initmesh = 512)

Error, (in dsolve/numeric/bvp) singularity encountered

  

NULL

plots[odeplot](dsol1, [(D(F))(eta), eta])

Error, (in plots/odeplot) input is not a valid dsolve/numeric solution

  

``



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