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glpkAPI (version 1.2.5)

R Interface to C API of GLPK

Description

R Interface to C API of GLPK, needs GLPK Version >= 4.42

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Version

Install

install.packages('glpkAPI')

Monthly Downloads

824

Version

1.2.5

License

GPL-3

Maintainer

Gabriel Gelius-Dietrich

Last Published

November 15th, 2012

Functions in glpkAPI (1.2.5)

createIndexGLPK

Create the Name Index

getColsLowBndsGLPK

Retrieve Lower Bounds of Specified Columns

getMatColGLPK

Retrieves Column j of the Constraint Matrix.

getRowDualGLPK

Retrieve Row Dual Value

mplReadDataGLPK

Read and Translate Data Section

mplReadModelGLPK

Read and Translate Model Section

readIptGLPK

Read Interior-Point Solution From Text File

mplAllocWkspGLPK

Allocate Translator Workspace

setMatRowGLPK

Set (Replace) Row of the Constraint Matrix

setObjDirGLPK

Set/Change Optimization Direction Flag

stdBasisGLPK

Contruct Standard Initial LP Basis

solveSimplexGLPK

Solve LP Problem with the Primal or Dual Simplex Method

getColLowBndGLPK

Retrieve Column Lower Bound

getBfcpGLPK

Retrieve Basis Factorization Control parameters

getColStatGLPK

Retrieve Column Status

getColsDualIptGLPK

Retrieve Column Dual Value of all Columns

getColsStatGLPK

Retrieve Column Status of all Columns

getMIPParmGLPK

Retrives the Control Parameters for MIP.

getObjDirGLPK

Retrieve Optimization Direction Flag

getNumColsGLPK

Retrieve Number of Columns

setInteriorParmGLPK

Sets/Changes Control Parameters or the Interior-point Method.

initProbGLPK

Create a GLPK Problem Object

mipStatusGLPK

Determine Status of MIP Solution

setRowStatGLPK

Set row status

setSimplexParmGLPK

Sets/Changes Control Parameters or the Simplex Methods.

status_codeGLPK

Translates a GLPK Status Value into a Human Readable String

getColKindGLPK

Retrieve Column Kind

getColsDualGLPK

Retrieve Column Dual Value of all Columns

getColUppBndGLPK

Retrieve Column Upper Bound

getObjCoefsGLPK

Retrieve Objective Coefficients at Specified Columns and/or Constant Term

getObjNameGLPK

Retrieve Objective Function Name

getObjValGLPK

Retrieve Objective Value

getRowUppBndGLPK

Retrieve Row Upper Bound

getRowsStatGLPK

Retrieve Row Status of all Rows

setObjCoefsGLPK

Set/Change Objective Coefficients and/or Constant Term

unscaleProbGLPK

Problem unscaling

writeMPSGLPK

Write Problem Data in MPS Format

checkDupGLPK

Check for Duplicate Elements in Sparse Matrix

getBheadGLPK

Retrieve Basis Header Information

addRowsGLPK

Add Rows to a GLPK Problem Object

getPrimStatGLPK

Retrieve Status of Primal Basic Solution

getUnbndRayGLPK

Determine Variable Causing Unboundedness

mipColValGLPK

Retrieve Column Value

mipRowsValGLPK

Retrieve Row Value of all Rows

mplGenerateGLPK

Generate the Model

printMIPGLPK

Write Interior-Point Solution in Printable Format

setBfcpGLPK

Change Basis Factorization Control Parameters

setColsBndsGLPK

Set/Change Column Bounds

setObjCoefGLPK

Set/Change Objective Coefficient or Constant Term

termOutGLPK

Enable/Disable Terminal Output

eraseProbGLPK

Erase problem object content

deleteIndexGLPK

Delete the Name Index

delColsGLPK

Delete Columns from Problem Object

getColsPrimGLPK

Retrieve all Column Primal Values

getRowsDualIptGLPK

Retrieve Row Dual Value of all Rows

getColsUppBndsGLPK

Retrieve Upper Bounds of Specified Columns

getRbindGLPK

Retrieve Row Index in the Basis Header

glpkPtr-class

Class "glpkPtr"

mplFreeWkspGLPK

Free Translator Workspace

mplPostsolveGLPK

Postsolve Model

setColsKindGLPK

Set Column Kind for a Set of Columns

setDefaultIptParmGLPK

Sets the Default Control Parameters for the Interior-point Method.

setRiiGLPK

Set row scale factor

writeSolGLPK

Write Basic Solution to Text File

writeIptGLPK

Write Interior-Point Solution to Text File

factorizeGLPK

Compute the basis factorization

getColTypeGLPK

Retrieve Column Type

getMatRowGLPK

Retrieves Row i of the Constraint Matrix.

getNumIntGLPK

Retrieve Number of Integer Columns

getRowPrimGLPK

Retrieve Row Primal Value

glpkAPI-package

R Interface to C API of GLPK

mipObjValGLPK

Retrieve Objective Value

mipRowValGLPK

Retrieve Row Value

glpkConstants

Constants, Return and Status Codes of GLPK

scaleProbGLPK

Scale Problem Data

setColNameGLPK

Set/Change Column Name

setObjNameGLPK

Set/Change Objective Function Name

setRowBndGLPK

Set/Change Row Bounds

sortMatrixGLPK

Sort Elements of the Constraint Matrix

addColsGLPK

Add Columns to a GLPK Problem Object

bfUpdatedGLPK

Check if the basis factorization has been updated

getCbindGLPK

Retrieve Column Index in the Basis Header

getColDualGLPK

Retrieve Column Dual Value

getColsPrimIptGLPK

Retrieve all Column Primal Values

getInteriorParmGLPK

Retrives the Control Parameters for the Interior-point Method.

getObjValIptGLPK

Retrieve Objective Value

getNumRowsGLPK

Retrieve Number of Rows

getRowsDualGLPK

Retrieve Row Dual Values of all Rows

getRowsLowBndsGLPK

Retrieve Lower Bounds of Specified Rows

readProbGLPK

Read Problem Data in GLPK F ormat

getSjjGLPK

Retrieve column scale factor

setColsBndsObjCoefsGLPK

Set/Change Column Bounds and Objective Coefficients and/or Constant Term

setMatColGLPK

Set (Replace) Column of the Constraint Matrix

setRowNameGLPK

Set/Change Row Name

findColGLPK

Find Column by its Name

getColNameGLPK

Retrieve Column Name

getColPrimIptGLPK

Retrieve Column Primal Value

getObjCoefGLPK

Retrieve Objective Coefficient or Constant Term

getColsKindGLPK

Retrieve Column Kind

getRowDualIptGLPK

Retrieve Row Dual Value

getRowLowBndGLPK

Retrieve Row Lower Bound

getSolStatIptGLPK

Determine Solution Status

mplBuildProbGLPK

Build Problem Instance From Model

printIptGLPK

Write Interior-Point Solution in Printable Format

setColStatGLPK

Set column status

getRowsUppBndsGLPK

Retrieve Upper Bounds of Specified Rows

setMIPParmGLPK

Sets/Changes Control Parameters or the MIP Methods

getRowTypeGLPK

Retrieve Row Type

copyProbGLPK

Copy problem object content

bfExistsGLPK

Check if the basis factorization exists

delProbGLPK

Delete Problem Object

getColDualIptGLPK

Retrieve Column Dual Value

cpxBasisGLPK

Construct Bixby's initial LP basis

getColPrimGLPK

Retrieve Column Primal Value

getRiiGLPK

Retrieve row scale factor

getRowNameGLPK

Retrieve Row Name

getRowsPrimGLPK

Retrieve Row Primal Value of all Rows

loadMatrixGLPK

Load/Replace the Whole Constraint Matrix

mipColsValGLPK

Retrieve Column Value of all Columns

readMIPGLPK

Read MIP Solution From Text File

printRangesGLPK

Print Sensitivity Analysis Report

readLPGLPK

Read Problem Data in CPLEX LP Format

setColKindGLPK

Set Column Kind

setDefaultSmpParmGLPK

Sets the Default Control Parameters for the Simplex Methods.

setDefaultMIPParmGLPK

Sets the Default Control Parameters for the MIP Method

setRowsBndsGLPK

Set/Change Row Bounds

solveMIPGLPK

Solve MIP Problem with the Branch-and-Cut Method

versionGLPK

Determine Library Version

solveInteriorGLPK

Solve LP Problem with the Interior-Point Method

solveSimplexExactGLPK

Solve LP Problem in Exact Arithmetic

getNumBinGLPK

Retrieve Number of Binary Columns

setColBndGLPK

Set/Change Column Bounds

getSolStatGLPK

Determine Generic Status of the Basic Soluton

advBasisGLPK

Contruct Advanced Initial LP Basis

getNumNnzGLPK

Retrieve the Number of Constraint Coefficients

printSolGLPK

Write Basic Solution in Printable Format

delRowsGLPK

Delete Rows from Problem Object

getSimplexParmGLPK

Retrives the Control Parameters for the Simplex Method.

return_codeGLPK

Translates a GLPK Return Code into a Human Readable String

getRowPrimIptGLPK

Retrieve Row Primal Value

readMPSGLPK

Read Problem Data in MPS Format

writeLPGLPK

Write Problem Data in CPLEX LP Format

findRowGLPK

Find Row by its Name

writeMIPGLPK

Write MIP Solution to Text File

setRhsZeroGLPK

Set/Change all Row Bounds to Zero

getRowStatGLPK

Retrieve Row Status

readSolGLPK

Read Basic Solution From Text File

getDualStatGLPK

Retrieve Status of Dual Basic Solution

setProbNameGLPK

Set/Change Problem Name

getRowsPrimIptGLPK

Retrieve Row Primal Value of all Rows

warmUpGLPK

Warm Up LP Basis

writeProbGLPK

Write Problem Data in GLPK Format

setSjjGLPK

Retrieve column scale factor

getProbNameGLPK

Retrieve Problem Name