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module analysis::linearprogramming::LinearProgramming

rascal-0.34.0

Usage​

import analysis::linearprogramming::LinearProgramming;

Dependencies​

import analysis::linearprogramming::LLLinearProgramming;
import List;
import util::Maybe;
import Set;
import Map;

alias Coefficients​

map[str var,num coef]

data LinearExpression​

data LinearExpression  
     = linearExp(Coefficients coefficients, num const)
     ;

alias ObjectiveFun​

LinearExpression

function linearExp​

ObjectiveFun linearExp(Coefficients coefficients)

data Constraint​

data Constraint  
     = constraint(  Coefficients coefficients,
                                ConstraintType ctype, num const)
     ;

function neg​

LinearExpression neg(LinearExpression exp)

function add​

LinearExpression add(LinearExpression lhs, LinearExpression rhs)

function sub​

LinearExpression sub(LinearExpression lhs, LinearExpression rhs)

function constraint​

Constraint constraint(LinearExpression lhs, ConstraintType ctype)

Constraint constraint(LinearExpression lhs, 
                             ConstraintType ctype, LinearExpression rhs)

alias Constraints​

set[Constraint]

alias VariableVals​

map[str var, num val]

data Solution​

data Solution  
     = solution(VariableVals varVals, num funVal)
     ;

function runObjFul​

num runObjFul(ObjectiveFun f, VariableVals vals)

function minimizeNonNegative​

Maybe[Solution] 
minimizeNonNegative(Constraints constraints, ObjectiveFun f)

function minimize​

Maybe[Solution] 
minimize(Constraints constraints, ObjectiveFun f)

function maximizeNonNegative​

Maybe[Solution] 
maximizeNonNegative(Constraints constraints, ObjectiveFun f)

function maximize​

Maybe[Solution] 
maximize(set[Constraint] constraints, ObjectiveFun f)

function optimize​

Maybe[Solution] 
optimize(bool minimize, bool nonZero, 
         Constraints constraints, ObjectiveFun f)

function toLLCoefficients​

list[num] toLLCoefficients(Coefficients coefficients, list[str] indexVar)

function normalize​

Coefficients normalize(Coefficients coefs)

function normalizeLinExp​

LinearExpression normalizeLinExp(LinearExpression l)

function fromLLVariableVals​

Coefficients 
fromLLVariableVals(LLVariableVals vars, list[str] indexVar)

function toLLObjectiveFun​

LLObjectiveFun toLLObjectiveFun(ObjectiveFun f, list[str] indexVar)

function toLLConstraint​

LLConstraint toLLConstraint(Constraint c, list[str] indexVar)

function toLLConstraints​

LLConstraints toLLConstraints(Constraints cs, list[str] indexVar)

function getIndexVar​

list[str] getIndexVar(Constraints cons,ObjectiveFun f)

function fromLLSolution​

Solution fromLLSolution(LLSolution l, list[str] indexVar)