u'u''-k1u=-a*cos(hy)-b(adsbygoogle = window.adsbygoogle || []).push({});

where,u'=du/dy;

and and a,b,k1 are constants

conditions

u(-H)=0;

u'(0)=0;

where 2H is height of the channel where the liquid is flowing

please help any suggestions are welcome

i couldn't find the analytical soln

numerical soln also am havin a dead end so plz

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# Non linear 2nd order ode not able to solve

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