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optR (version 1.2.5)

Optimization Toolbox for Solving Linear Systems

Description

Solves linear systems of form Ax=b via Gauss elimination, LU decomposition, Gauss-Seidel, Conjugate Gradient Method (CGM) and Cholesky methods.

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Version

Install

install.packages('optR')

Monthly Downloads

254

Version

1.2.5

License

GPL (>= 2)

Maintainer

Prakash

Last Published

November 29th, 2016

Functions in optR (1.2.5)

LU.optR

Solving system of equations using LU decomposition
optR.formula

Optimization & predictive modelling Toolsets
newtonRapson

Function for Newton Rapson roots for given equations
optR.default

Optimization & predictive modelling Toolsets
optR.gauss

gauss to solve linear systems
machinePrecision

Function to address machine precision error
optR.fit

Fitter function for Linear/Non-linear system with form Ax=b
opt.matrix.reorder

Function to Re-order the matrix to make dominant diagnals
optR.backsubsitution

Function to solve linear system using backsubsitution
LUsplit

Function to extract Lower and Upper matrix from LU decomposition
nonDiagMultipication

Non-diagnoal multipication
optR.multiplyfactor

Function to estimate lambda
optR

Optimization & predictive modelling Toolsets
predict.optR

Prediction function based on optR class
optRFun.newtonRapson

Function based optimization module
print.optR

print coefficients for optR class
summary.optR

Generate Summary for optR class
optRFun

Function based optimization module
choleskilm

Function fits linear model using Choleski Decomposition
jacobian

Function to evaluate jacobian matrix from functions
inv.optR

Invert a matrix using LU decomposition
LU.decompose

LU decomposition
gaussSeidel

Gauss-Seidel based Optimization & estimation
hatMatrix

Function determines the Hat matrix or projection matrix for given X
cgm

Optimization & estimation based on Conjugate Gradient Method
choleskiDecomposition

Function for Choleski Decomposition
forwardsubsitution.optR

Function to solve linear system using forward substitution