siddharth tripathi

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2017 年からアクティブ

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7年弱前

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7年弱前

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Need help with differential equations , getting error that "free variable must be used in vars"
I am trying to solve the equations : du/dt = k1*s - k2*v*u dv/dt = k3*s - k4*u*v For this i followed the code : syms...

7年以上前 | 0 件の回答 | 0

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質問

Getting an error solving differential equation "free variable must be included in vars"
Hi. I am trying to solve the equations : du/dt = k1*s - k2*u*v dv/dt = k3*s - k4*v where s = floor(t/4) Now i wrote the ...

7年以上前 | 1 件の回答 | 1

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Explicit solution could not be found.. > In dsolve at 194
here is my code : >>sums u(t) v(t) >>ode1= diff(u)==u^2/v - u >>ode2= diff(v) == u^2-v >>odes=[ode1;ode2]

7年以上前 | 2 件の回答 | 1

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