manju

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These are questions asked by manju

I'm willing to draw phase portrait for the equation of ode fifth order

u'''''+6(u'u'''+(u'')^2)-u'''(a+2b)=0

where a and b are arbitrary constant not equal to zero and (') represents derivative w.r.t  'x'.

I'm getting no solution for the attached pdf.  Kindly suggest!

Maple Worksheet - Error

pde.mw

I'm searching for the codes in maple to calculate the Lie bracket and adjoint actions on the infinitesimal vectors. 

For eg. if I'm having my vector V3 and V4 as

I read the article "ONEOptimal: A Maple Package for Generating One-Dimensional Optimal System of Finite Dimensional Lie Algebra", and also searched out in Maplesoft website, but couldn't found. Does anyone have the package?

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