Recent content by mazgan

  1. mazgan

    Set of 2 nonlinear ODE in mathamtica 9

    one thing I am still unsure of is whether or not using greek letters without any subscripts is fine, and won't cause the problems subscripts cause? ive tried looking for a way to somehow still be able to work with those subscripts. according to here...
  2. mazgan

    Set of 2 nonlinear ODE in mathamtica 9

    im not sure i have the time to become and expert in this. if instead of subscript i use something like Ω_T' its going to be a proper variable? or i can't use greek letters either and i must write something like 'omega_T' ? i have corrected the mistake in the functions of z+ z1 z2 and still...
  3. mazgan

    Set of 2 nonlinear ODE in mathamtica 9

    im in abit of a problem now. I am trying to write something more general for my problem, using functions instead of manually deriving the 2 equations and just solving them, can u help me get this working? basicly i have 2 first order ODE for 2 functions: j[tau] , m[tau] with 2 starting...
  4. mazgan

    Set of 2 nonlinear ODE in mathamtica 9

    first of all, thank you for ur help. can u explain to me this line the code u wrote: solB = m[t] /. NDSolve[sysB, m[t], {t, 0, 50}] what exactly is being signed to solB? if i want to plot for m'[t] , how do i do it? and what exactly the /. does? when i wrote my code i simply used examples i...
  5. mazgan

    Set of 2 nonlinear ODE in mathamtica 9

    i just signed up here so i hope this is the right place. i need to solve a set of 2 non-linear ordinary differencial equations. i tryed using NDSolve but it doesn't really work so I am not sure what's wrong with my code. here is my code (copy paste): c = 0.1; Subscript[sys, B]...
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