Error, (in dsolve/numeric/bvp/convertsys) too few boundary conditions: expected 10, got 9

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Question:Error, (in dsolve/numeric/bvp/convertsys) too few boundary conditions: expected 10, got 9

Posted: iman 35 Product: Maple 2016

August 07 2016

hi...

pleaase help me for dsolve equations...

expected.mw

$sys := {-436.394689888941*(diff(f1(x), x, x))-217.044912608998*(diff(f2(x), x))-272.746681180588*(diff(f3(x), x))+103.631312144012*f1(x) = 0, -61.3519912916472*(diff(f2(x), x, x))+103.604272941402*f2(x)+81.3706056883046*(diff(f1(x), x))+325.482422753220*f3(x) = 0, -.368424397601154/((1.-.921060994002885*f3(x))*ln(20.-18.4212198800577*f3(x))^2)-.392026631136497/((1.-.980066577841242*f3(x))*ln(20.-19.6013315568248*f3(x))^2)-0.731318801575311e-1/(1.-.877582561890373*f3(x))^4-.150074517058779/(1.-.900447102352677*f3(x))^4-.166458376732494/(1.-.998750260394966*f3(x))^4-0.767550828335738e-1/(1.-.921060994002885*f3(x))^4-.248643987308266/((1.-.621609968270664*f3(x))*ln(20.-12.4321993654133*f3(x))^2)-.108060461173628/((1.-.540302305868140*f3(x))*ln(20.-10.8060461173628*f3(x))^2)-.398001666111210/((1.-.995004165278026*f3(x))*ln(20.-19.9000833055605*f3(x))^2)-.799000208315973/((1.-.998750260394966*f3(x))*ln(20.-19.9750052078993*f3(x))^2)-0.637368489403740e-1/(1.-.764842187284488*f3(x))^4-0.829170137731688e-1/(1.-.995004165278026*f3(x))^4-.164795179656007/(1.-.988771077936042*f3(x))^4-.751498170277903/((1.-.939372712847379*f3(x))*ln(20.-18.7874542569476*f3(x))^2)-.382134595650242/((1.-.955336489125606*f3(x))*ln(20.-19.1067297825121*f3(x))^2)-.682019617647605/((1.-.852524522059506*f3(x))*ln(20.-17.0504904411901*f3(x))^2)-.351033024756149/((1.-.877582561890373*f3(x))*ln(20.-17.5516512378075*f3(x))^2)-.720357681882142/((1.-.900447102352677*f3(x))*ln(20.-18.0089420470535*f3(x))^2)-.305936874913795/((1.-.764842187284488*f3(x))*ln(20.-15.2968437456898*f3(x))^2)-.132680633091509/(1.-.796083798549056*f3(x))^4-0.687779679091399e-1/(1.-.825335614909678*f3(x))^4-.142087420343251/(1.-.852524522059506*f3(x))^4-0.416666666666667e-1/(1.-1.*f3(x))^4-.330134245963871/((1.-.825335614909678*f3(x))*ln(20.-16.5067122981936*f3(x))^2)-.527986516707986/((1.-.659983145884982*f3(x))*ln(20.-13.1996629176996*f3(x))^2)-.278682683738866/((1.-.696706709347165*f3(x))*ln(20.-13.9341341869433*f3(x))^2)-.585351095099057/((1.-.731688868873821*f3(x))*ln(20.-14.6337773774764*f3(x))^2)-0.816722148201035e-1/(1.-.980066577841242*f3(x))^4-.109997190980830/(1.-.659983145884982*f3(x))^4-0.225125960778392e-1/(1.-.540302305868140*f3(x))^4-0.518008306892220e-1/(1.-.621609968270664*f3(x))^4-0.580588924455971e-1/(1.-.696706709347165*f3(x))^4-.121948144812303/(1.-.731688868873821*f3(x))^4-.921167219057882*(diff(f3(x), x, x))+.727324483148235*(diff(f3(x), x, x, x, x))+545.493362361176*(diff(f1(x), x))+5455.22529158978*f3(x)+1736.35930087199*f2(x)-.465346471571107/((1.-.581683089463883*f3(x))*ln(20.-11.6336617892777*f3(x))^2)-.156562118807896/(1.-.939372712847379*f3(x))^4-0.796113740938005e-1/(1.-.955336489125606*f3(x))^4-.161485403618441/(1.-.968912421710645*f3(x))^4-.636867038839245/((1.-.796083798549056*f3(x))*ln(20.-15.9216759709811*f3(x))^2)-.200000000000000/((1.-1.*f3(x))*ln(20.-20.*f3(x))^2)-.775129937368516/((1.-.968912421710645*f3(x))*ln(20.-19.3782484342129*f3(x))^2)-0.969471815773139e-1/(1.-.581683089463883*f3(x))^4-.791016862348834/((1.-.988771077936042*f3(x))*ln(20.-19.7754215587208*f3(x))^2) = 0}; ode := diff(sys[2], x); sys2 := {ode, sys[1], sys[3]}; bcs := {D@@1*f1(0) = 0, D@@3*f3(1) = 0, f1(0) = 0, f2(0) = 0, f3(0) = 0, (D(f2))(0) = 0, (D(f3))(0) = 0, ((D@@2)(f3))(1) = 0}; bcs11 := eval[recurse](convert(sys[2], D), `union`({x = 1}, bcs)); res := dsolve(`union`(`union`(sys2, {bcs11}), bcs), 'maxmesh' = 2024, numeric, range = 0 .. 1, abserr = 0.1e-3, output = listprocedure)$

Error, (in dsolve/numeric/bvp/convertsys) too few boundary conditions: expected 10, got 9

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Question: Error, (in dsolve/numeric/bvp/convertsys) too few boundary conditions: expected 10, got 9

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Question: Error, (in dsolve/numeric/bvp/convertsys) too few boundary conditions: expected 10, got 9

Question:Error, (in dsolve/numeric/bvp/convertsys) too few boundary conditions: expected 10, got 9

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