runge kutta

  1. K

    Using substitute to define a user entered multi-variable function

    I have created a 4th order Runge Kutta Solver which will solve a pre-defined differential equation. I am trying to make the program more universal by allowing it to accept any user defined function. I have done this before for a polynomial but I am having problems extending that same application...
    • kapo84
    • Thread
    • differential equation runge kutta substitute
    • Replies: 3
    • Forum: Excel Questions

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