meteor2013
V2EX  ›  问与答

求指点: 周末在玩 Mathematica, 遇到个问题,用 Mathematica 求自治微分方程 y'=y(y-1)(y-1), 用 DSolve 感觉越做越不对。。。

  •  
  •   meteor2013 · Sep 2, 2014 · 2082 views
    This topic created in 4303 days ago, the information mentioned may be changed or developed.
    2 replies    2014-09-02 08:58:26 +08:00
    meteor2013
        1
    meteor2013  
    OP
       Sep 2, 2014
    我用:

    DSolve[y'[t] == (y[t] - 1)^2*y[t], y[t], t]

    得到的答案很奇怪。
    meteor2013
        2
    meteor2013  
    OP
       Sep 2, 2014
    Mathematica每次都给出答案。而是InverseFunction
    About   ·   Help   ·   Advertise   ·   Blog   ·   API   ·   FAQ   ·   Solana   ·   2337 Online   Highest 6679   ·     Select Language
    创意工作者们的社区
    World is powered by solitude
    VERSION: 3.9.8.5 · 26ms · UTC 16:10 · PVG 00:10 · LAX 09:10 · JFK 12:10
    ♥ Do have faith in what you're doing.