Download or view LeastSquaresTest.frink in plain text format
/** This tests the least-squares fitting routines in LeastSquares.frink */
use LeastSquares.frink
points = [[1,1], [2,3], [3,3], [4,5], [6,4]]
// Fit the values to a polynomial of the specified degree
ls = LeastSquares.fitDegree[points, 2]
println[ls.toMatrix[].formatMatrix[]]
symbolicMode[true]
println[ls.toExpression[]]
println[ls.toArray[]]
println["Residual is " + ls.residual[]]
Download or view LeastSquaresTest.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, eliasen@mindspring.com