systemSolverDemo.frink

View or download systemSolverDemo.frink in plain text format


// Demonstration of solving system of equations.
use systemSolver2.frink

symbolicMode[true]

// These equations define an ellipse.
c = new System[[x^2/a^2 + y^2/b^2 === 1,
                e === sqrt[(a^2-b^2)/a^2],
                area===pi a b],
               ["pi"]]

println[join["\n",c.solveAll[]]]

println["\nPlugging in numbers:"]
values = [["area", 1 foot^2], ["a", 1 inch]]
println["b=" + (eval[c.solveForValues["b", values]] -> "in")]
println["e=" + eval[c.solveForValues["e", values]]]


View or download systemSolverDemo.frink in plain text format


This is a program written in the programming language Frink.
For more information, view the Frink Documentation or see More Sample Frink Programs.

Alan Eliasen was born 17983 days, 22 hours, 50 minutes ago.