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Ian DSouza


Last seen: 2 years 前 |  自 2017 起处于活动状态

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统计学

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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(...

7 years 前 | 0 个回答 | 0

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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...

7 years 前 | 1 个回答 | 0

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