Ian DSouza

Last seen: 2年以上前 | 2017 年からアクティブ

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質問

Integrating two ODE'S
I'm trying to integrate these two equations: d/da(rho*a^3) = -3*w*rho*a^2; ((da/dt)/a)^2 + k/a^2 = 8*pi*G/3*rho where a==a(...

約7年前 | 0 件の回答 | 0

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質問

Simultaneously numerically integrate coupled ODE's in MATLAB
In MATLAB, I need to numerically integrate two ODE's. Say I have variables time 't', x1(t) and x2(x1). First differeentia...

約7年前 | 1 件の回答 | 0

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