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glpkAPI (version 1.2.9)

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

1.2.9

License

GPL-3

Maintainer

Gabriel Gelius-Dietrich

Last Published

July 27th, 2013

Functions in glpkAPI (1.2.9)

factorizeGLPK

Compute the basis factorization

getRowsTypesGLPK

Retrieve Types of Specified Constraints (Rows)

getPrimStatGLPK

Retrieve Status of Primal Basic Solution

mplPostsolveGLPK

Postsolve Model

readMPSGLPK

Read Problem Data in MPS Format

getRowUppBndGLPK

Retrieve Row Upper Bound

writeLPGLPK

Write Problem Data in CPLEX LP Format

solveMIPGLPK

Solve MIP Problem with the Branch-and-Cut Method

addColsGLPK

Add Columns to a GLPK Problem Object

getRowsDualIptGLPK

Retrieve Row Dual Value of all Rows

delColsGLPK

Delete Columns from Problem Object

getNumBinGLPK

Retrieve Number of Binary Columns

getColStatGLPK

Retrieve Column Status

deleteIndexGLPK

Delete the Name Index

loadMatrixGLPK

Load/Replace the Whole Constraint Matrix

getColPrimIptGLPK

Retrieve Column Primal Value

findRowGLPK

Find Row by its Name

getMatColGLPK

Retrieves Column j of the Constraint Matrix.

scaleProbGLPK

Scale Problem Data

getRowsUppBndsGLPK

Retrieve Upper Bounds of Specified Rows

printMIPGLPK

Write Interior-Point Solution in Printable Format

getColsPrimIptGLPK

Retrieve all Column Primal Values

getMatRowGLPK

Retrieves Row i of the Constraint Matrix.

delProbGLPK

Delete Problem Object

getColPrimGLPK

Retrieve Column Primal Value

getColsDualGLPK

Retrieve Column Dual Value of all Columns

copyProbGLPK

Copy problem object content

getColTypeGLPK

Retrieve Column Type

getInteriorParmGLPK

Retrives the Control Parameters for the Interior-point Method.

getObjValGLPK

Retrieve Objective Value

initProbGLPK

Create a GLPK Problem Object

getObjCoefGLPK

Retrieve Objective Coefficient or Constant Term

mplFreeWkspGLPK

Free Translator Workspace

glpkPtr-class

Class "glpkPtr"

getDualStatGLPK

Retrieve Status of Dual Basic Solution

readLPGLPK

Read Problem Data in CPLEX LP Format

getColsLowBndsGLPK

Retrieve Lower Bounds of Specified Columns

mplReadModelGLPK

Read and Translate Model Section

setObjCoefsGLPK

Set/Change Objective Coefficients and/or Constant Term

setRiiGLPK

Set row scale factor

writeMIPGLPK

Write MIP Solution to Text File

advBasisGLPK

Contruct Advanced Initial LP Basis

getNumColsGLPK

Retrieve Number of Columns

getBfcpGLPK

Retrieve Basis Factorization Control parameters

setObjNameGLPK

Set/Change Objective Function Name

getNumIntGLPK

Retrieve Number of Integer Columns

getColLowBndGLPK

Retrieve Column Lower Bound

cpxBasisGLPK

Construct Bixby's initial LP basis

unscaleProbGLPK

Problem unscaling

solveInteriorGLPK

Solve LP Problem with the Interior-Point Method

getColNameGLPK

Retrieve Column Name

getObjValIptGLPK

Retrieve Objective Value

getRowPrimIptGLPK

Retrieve Row Primal Value

getObjNameGLPK

Retrieve Objective Function Name

getRowsDualGLPK

Retrieve Row Dual Values of all Rows

setRowBndGLPK

Set/Change Row Bounds

setObjDirGLPK

Set/Change Optimization Direction Flag

getSimplexParmGLPK

Retrives the Control Parameters for the Simplex Method.

setMatRowGLPK

Set (Replace) Row of the Constraint Matrix

setDefaultIptParmGLPK

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

termOutGLPK

Enable/Disable Terminal Output

getRowDualIptGLPK

Retrieve Row Dual Value

mipColsValGLPK

Retrieve Column Value of all Columns

mplBuildProbGLPK

Build Problem Instance From Model

getRowsStatGLPK

Retrieve Row Status of all Rows

setColKindGLPK

Set Column Kind

setColsNamesGLPK

Set/Change Column Names

getObjCoefsGLPK

Retrieve Objective Coefficients at Specified Columns and/or Constant Term

getNumRowsGLPK

Retrieve Number of Rows

mipColValGLPK

Retrieve Column Value

setRowStatGLPK

Set row status

printRangesGLPK

Print Sensitivity Analysis Report

Retrieve Objective Value

setColBndGLPK

Set/Change Column Bounds

mipRowValGLPK

Retrieve Row Value

writeProbGLPK

Write Problem Data in GLPK Format

setMatColGLPK

Set (Replace) Column of the Constraint Matrix

glpkConstants

Constants, Return and Status Codes of GLPK

return_codeGLPK

Translates a GLPK Return Code into a Human Readable String

status_codeGLPK

Translates a GLPK Status Value into a Human Readable String

writeMPSGLPK

Write Problem Data in MPS Format

warmUpGLPK

Warm Up LP Basis

setObjCoefGLPK

Set/Change Objective Coefficient or Constant Term

sortMatrixGLPK

Sort Elements of the Constraint Matrix

setSimplexParmGLPK

Sets/Changes Control Parameters or the Simplex Methods.

solveSimplexExactGLPK

Solve LP Problem in Exact Arithmetic

setRowsBndsGLPK

Set/Change Row Bounds

findColGLPK

Find Column by its Name

checkDupGLPK

Check for Duplicate Elements in Sparse Matrix

getMIPParmGLPK

Retrives the Control Parameters for MIP.

getColsPrimGLPK

Retrieve all Column Primal Values

getSjjGLPK

Retrieve column scale factor

printIptGLPK

Write Interior-Point Solution in Printable Format

printSolGLPK

Write Basic Solution in Printable Format

getProbNameGLPK

Retrieve Problem Name

getSolStatGLPK

Determine Generic Status of the Basic Soluton

bfExistsGLPK

Check if the basis factorization exists

getColsDualIptGLPK

Retrieve Column Dual Value of all Columns

eraseProbGLPK

Erase problem object content

getColDualIptGLPK

Retrieve Column Dual Value

getColsStatGLPK

Retrieve Column Status of all Columns

getObjDirGLPK

Retrieve Optimization Direction Flag

getColUppBndGLPK

Retrieve Column Upper Bound

addRowsGLPK

Add Rows to a GLPK Problem Object

getRowsPrimGLPK

Retrieve Row Primal Value of all Rows

getRowLowBndGLPK

Retrieve Row Lower Bound

getNumNnzGLPK

Retrieve the Number of Constraint Coefficients

getColsKindGLPK

Retrieve Column Kind

getRiiGLPK

Retrieve row scale factor

getSolStatIptGLPK

Determine Solution Status

getRowTypeGLPK

Retrieve Row Type

getRowsLowBndsGLPK

Retrieve Lower Bounds of Specified Rows

getRbindGLPK

Retrieve Row Index in the Basis Header

mipStatusGLPK

Determine Status of MIP Solution

mipRowsValGLPK

Retrieve Row Value of all Rows

mplAllocWkspGLPK

Allocate Translator Workspace

getColsUppBndsGLPK

Retrieve Upper Bounds of Specified Columns

readProbGLPK

Read Problem Data in GLPK F ormat

setBfcpGLPK

Change Basis Factorization Control Parameters

mplReadDataGLPK

Read and Translate Data Section

readIptGLPK

Read Interior-Point Solution From Text File

setColsBndsObjCoefsGLPK

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

setProbNameGLPK

Set/Change Problem Name

readSolGLPK

Read Basic Solution From Text File

setRhsZeroGLPK

Set/Change all Row Bounds to Zero

solveSimplexGLPK

Solve LP Problem with the Primal or Dual Simplex Method

setColStatGLPK

Set column status

setColsBndsGLPK

Set/Change Column Bounds

writeIptGLPK

Write Interior-Point Solution to Text File

stdBasisGLPK

Contruct Standard Initial LP Basis

setColNameGLPK

Set/Change Column Name

setColsKindGLPK

Set Column Kind for a Set of Columns

writeSolGLPK

Write Basic Solution to Text File

getRowDualGLPK

Retrieve Row Dual Value

setDefaultSmpParmGLPK

Sets the Default Control Parameters for the Simplex Methods.

setSjjGLPK

Retrieve column scale factor

getRowsPrimIptGLPK

Retrieve Row Primal Value of all Rows

createIndexGLPK

Create the Name Index

getColDualGLPK

Retrieve Column Dual Value

delRowsGLPK

Delete Rows from Problem Object

bfUpdatedGLPK

Check if the basis factorization has been updated

getBheadGLPK

Retrieve Basis Header Information

getCbindGLPK

Retrieve Column Index in the Basis Header

getColKindGLPK

Retrieve Column Kind

getRowPrimGLPK

Retrieve Row Primal Value

mplGenerateGLPK

Generate the Model

glpkAPI-package

R Interface to C API of GLPK

readMIPGLPK

Read MIP Solution From Text File

getUnbndRayGLPK

Determine Variable Causing Unboundedness

setDefaultMIPParmGLPK

Sets the Default Control Parameters for the MIP Method

setMIPParmGLPK

Sets/Changes Control Parameters or the MIP Methods

setInteriorParmGLPK

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

Determine GLPK Callable Library Version