PetscLinearRegression#

Gives the best least-squares linear fit to some x-y data points

Synopsis#

PetscErrorCode PetscLinearRegression(PetscInt n, const PetscReal x[], const PetscReal y[], PetscReal *slope, PetscReal *intercept)

Input Parameters#

n - The number of points
x - The x-values
y - The y-values

Output Parameters#

slope - The slope of the best-fit line
intercept - The y-intercept of the best-fit line

See Also#

PetscConvEstGetConvRate()

Level#

intermediate

Location#

src/sys/utils/mathfit.c

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