petsc-3.13.6 2020-09-29
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
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| x | - The x-values
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| y | - The y-values
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Output Parameters
| slope | - The slope of the best-fit line
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| intercept | - The y-intercept of the best-fit line
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See Also
PetscConvEstGetConvRate()
Level
intermediate
Location
src/sys/utils/mathfit.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages