A B C E F G I J L M N O P R S T U V W _

A

A - Variable in class org.ssclab.pl.milp.util.VectorsPL

A_DataMatrix - Class in org.ssclab.pl.milp.util

A_DataMatrix(double[][], String) - Constructor for class org.ssclab.pl.milp.util.A_DataMatrix

A_Matrix - Class in org.ssclab.pl.milp.util

A_Matrix(double[][], String) - Constructor for class org.ssclab.pl.milp.util.A_Matrix

A_Matrix(int, int, String) - Constructor for class org.ssclab.pl.milp.util.A_Matrix

add(Constraint) - Method in class org.ssclab.pl.milp.ListConstraints

Adds a new constraint to the list of constraints.

aprint() - Method in class org.ssclab.pl.milp.InternalConstraint

array_bin - Variable in class org.ssclab.pl.milp.ArrayProblem

array_int - Variable in class org.ssclab.pl.milp.ArrayProblem

array_lower - Variable in class org.ssclab.pl.milp.ArrayProblem

array_sec - Variable in class org.ssclab.pl.milp.ArrayProblem

array_upper - Variable in class org.ssclab.pl.milp.ArrayProblem

ArrayProblem - Class in org.ssclab.pl.milp

ArrayProblem(int) - Constructor for class org.ssclab.pl.milp.ArrayProblem

AUTO - org.ssclab.pl.milp.util.LPThreadsNumber

B

B - Variable in class org.ssclab.pl.milp.util.VectorsPL

BIN - org.ssclab.pl.milp.ConsType

To define binary variables

BINARY - org.ssclab.pl.milp.Variable.TYPE_VAR

C

C - Variable in class org.ssclab.pl.milp.util.VectorsPL

cepsilon - Variable in class org.ssclab.pl.milp.Epsilons

clone() - Method in class org.ssclab.pl.milp.InternalConstraint

close() - Method in class org.ssclab.pl.milp.util.A_DataMatrix

close() - Method in class org.ssclab.pl.milp.util.A_Matrix

COEFF - org.ssclab.pl.milp.FormatTypeInput.FormatType

The type of format present in the Input object is coefficients

config(String) - Static method in class org.ssclab.log.SscLogger

Logs a configuration message with the log level CONFIG.

Constraint - Class in org.ssclab.pl.milp

This class allows you to build objects, each of which represents a constraint for a linear programming problem expressed in matrix notation

Constraint(double[], ConsType, double) - Constructor for class org.ssclab.pl.milp.Constraint

Constraint(double[], ConsType, double, String) - Constructor for class org.ssclab.pl.milp.Constraint

ConsType - Enum in org.ssclab.pl.milp

Enumeration used to define the type of relationship in a Constraint object.

createConstraintFromVar(int, int, Double, InternalConstraint.TYPE_CONSTR) - Static method in class org.ssclab.pl.milp.InternalConstraint

E

epsilon - Variable in class org.ssclab.pl.milp.Epsilons

EPSILON - Enum in org.ssclab.pl.milp

Enumeration for epsilon values ranging from 1E-16 to 1E-4.

Epsilons - Class in org.ssclab.pl.milp

Epsilons() - Constructor for class org.ssclab.pl.milp.Epsilons

EQ - org.ssclab.pl.milp.ConsType

To define a constraint of the type =

EQ - org.ssclab.pl.milp.InternalConstraint.TYPE_CONSTR

error(String) - Static method in class org.ssclab.log.SscLogger

Logs an error message with a custom log level SscLevel.ERROR.

ERROR - Static variable in class org.ssclab.log.SscLevel

Custom log level for error messages.

F

father_pl_original_zero - Variable in class org.ssclab.pl.milp.MILP

FEASIBLE - org.ssclab.pl.milp.SolutionType

The problem has feasible solutions.

fine(String) - Static method in class org.ssclab.log.SscLogger

Logs a detailed message with the log level FINE.

FormatTypeInput - Interface in org.ssclab.pl.milp

This interface contains an enumeration that allows you to define the type of format present in the Input object, passed as an argument to the LP or MILP objects: Sparse or coefficient.

FormatTypeInput.FormatType - Enum in org.ssclab.pl.milp

Enumeration used to define the type of format utilized.

G

GE - org.ssclab.pl.milp.ConsType

To define a constraint of the type > =

GE - org.ssclab.pl.milp.InternalConstraint.TYPE_CONSTR

getAi() - Method in class org.ssclab.pl.milp.InternalConstraint

getAij(int) - Method in class org.ssclab.pl.milp.InternalConstraint

getAj() - Method in class org.ssclab.pl.milp.Constraint

getBi() - Method in class org.ssclab.pl.milp.InternalConstraint

getC() - Method in class org.ssclab.pl.milp.LinearObjectiveFunction

getCepsilon() - Method in class org.ssclab.pl.milp.MILP

getCEpsilon() - Method in class org.ssclab.pl.milp.LP

getConsType() - Method in class org.ssclab.pl.milp.InternalConstraint

getEpsilon() - Method in class org.ssclab.pl.milp.LP

getEpsilon() - Method in class org.ssclab.pl.milp.MILP

getIepsilon() - Method in class org.ssclab.pl.milp.MILP

getJsonObject() - Method in class org.ssclab.pl.milp.JsonSolution

Returns the JSON object built using the jakarta.json library.

getListConstraint() - Method in class org.ssclab.pl.milp.ListConstraints

Returns the list of constraints.

getLogger() - Static method in class org.ssclab.log.SscLogger

Returns the logger instance used by the application.

getLower() - Method in interface org.ssclab.pl.milp.Variable

Retrieves its lower bound.

getMatrix() - Method in class org.ssclab.pl.milp.util.A_DataMatrix

getName() - Method in class org.ssclab.pl.milp.Constraint

getName() - Method in class org.ssclab.pl.milp.InternalConstraint

getName() - Method in interface org.ssclab.pl.milp.SolutionConstraint

Retrieves the name of the constraint.

getName() - Method in interface org.ssclab.pl.milp.Variable

Retrieves the name of the variable.

getnCol() - Method in class org.ssclab.pl.milp.util.A_DataMatrix

getnCol() - Method in class org.ssclab.pl.milp.util.A_Matrix

getnRow() - Method in class org.ssclab.pl.milp.util.A_DataMatrix

getnRow() - Method in class org.ssclab.pl.milp.util.A_Matrix

getNumberThread() - Method in enum org.ssclab.pl.milp.util.LPThreadsNumber

getNumLp() - Method in enum org.ssclab.pl.milp.util.MILPThreadsNumber

getNumMaxIteration() - Method in class org.ssclab.pl.milp.LP

This method returns the maximum number of simplex iterations

getNumMaxIterationForSingleSimplex() - Method in class org.ssclab.pl.milp.MILP

getNumMaxSimplexs() - Method in class org.ssclab.pl.milp.MILP

getOptimumValue() - Method in interface org.ssclab.pl.milp.Solution

Retrieves the optimal value assumed by the objective function.

getRel() - Method in class org.ssclab.pl.milp.Constraint

getRel() - Method in interface org.ssclab.pl.milp.SolutionConstraint

Retrieves the type of constraint (GE, LE, EQ).

getRelaxedSolution() - Method in class org.ssclab.pl.milp.MILP

This method returns the solution of the problem by removing the integer constraints (relaxed solution).

getRhs() - Method in class org.ssclab.pl.milp.Constraint

getRhs() - Method in interface org.ssclab.pl.milp.SolutionConstraint

Retrieves the fixed component Rhs of the constraint.

getSolution() - Method in class org.ssclab.pl.milp.LP

If the problem has an optimal solution, this method returns that optimal solution in the form of an object of the Solution class.

getSolution() - Method in class org.ssclab.pl.milp.MILP

This method returns, if it exists, the optimal integer, mixed-integer, or binary solution.

getSolutionAsJson(SolutionDetail...) - Method in class org.ssclab.pl.milp.LP

Returns a JsonSolution object that represents the solution of the Linear Programming (LP) or Mixed-Integer Linear Programming (MILP) problem in JSON format.

getSolutionAsJson(SolutionDetail...) - Method in class org.ssclab.pl.milp.MILP

Returns a JsonSolution object that represents the solution of the Linear Programming (LP) or Mixed-Integer Linear Programming (MILP) problem in JSON format.

getSolutionConstraint() - Method in interface org.ssclab.pl.milp.Solution

Retrieves an array of SolutionConstraint objects from which to obtain the value that each constraint assumes by substituting the optimal solution for the unknown variables.

getStandartMatrixA() - Method in class org.ssclab.pl.milp.LP

This method returns the matrix A obtained after the process of reduction to standard form (max z , Ax + s=b, x ≥ 0, b ≥ 0) of the original linear programming problem.

getStandartVectorB() - Method in class org.ssclab.pl.milp.LP

This method returns the vector b of the rhs values obtained after the process of reduction to standard form(max z , Ax+s=b, x ≥ 0, b ≥ 0) of the original linear programming problem.

getStandartVectorC() - Method in class org.ssclab.pl.milp.LP

This method returns the vector c of the coefficients of the objective function after the process of reduction to standard form (max z , Ax+s=b, x ≥ 0, b ≥ 0) of the original linear programming problem.

getThread() - Method in enum org.ssclab.pl.milp.util.MILPThreadsNumber

getThreadNumber() - Method in class org.ssclab.pl.milp.MILP

getThreadsNumber() - Method in class org.ssclab.pl.milp.LP

getType() - Method in class org.ssclab.pl.milp.InternalConstraint

getType() - Method in class org.ssclab.pl.milp.LinearObjectiveFunction

getType() - Method in interface org.ssclab.pl.milp.Variable

Retrieves the type of the variable (integer, binary, continuous).

getTypeSolution() - Method in interface org.ssclab.pl.milp.Solution

Retrieves the type of solution obtained.

getUpper() - Method in interface org.ssclab.pl.milp.Variable

Retrieves its upper bound if set (by default it is + ∞)

getValue() - Method in enum org.ssclab.pl.milp.ConsType

Retrieves the value associated with the enumeration.

getValue() - Method in enum org.ssclab.pl.milp.EPSILON

getValue() - Method in interface org.ssclab.pl.milp.Solution

Retrieves the value assumed by the objective function.

getValue() - Method in interface org.ssclab.pl.milp.SolutionConstraint

Retrieves the value that the LHS component assumes by substituting the unknown variables with the determined optimal solution.

getValue() - Method in enum org.ssclab.pl.milp.SolutionType

Retrieves the value associated with the enumeration.

getValue() - Method in interface org.ssclab.pl.milp.Variable

Retrieves the optimal value assumed by the variable within the determined optimal solution.

getValue() - Method in enum org.ssclab.pl.milp.Variable.TYPE_VAR

Retrieves the value associated with the enumeration.

getValuesSolution() - Method in class org.ssclab.pl.milp.LP

If the problem has an optimal solution, this method returns that optimal solution in the form of an array with the values of the variables.

getValuesSolution() - Method in class org.ssclab.pl.milp.MILP

If the problem has an optimal solution, this method returns that optimal solution in the form of an array with the values of the variables.

getValuesSolution() - Method in interface org.ssclab.pl.milp.Solution

Retrieves the values of the variables in an array.

getVariables() - Method in interface org.ssclab.pl.milp.Solution

Retrieves an array of Variable objects from which to obtain the characteristics and the optimal value assumed by each variable.

GoalType - Enum in org.ssclab.pl.milp

This enumeration allows declaring the type of optimization sought on the objective function: maximization or minimization.

I

iepsilon - Variable in class org.ssclab.pl.milp.Epsilons

ILLIMITATUM - org.ssclab.pl.milp.SolutionType

The problem has unlimited optimal solution.

INCLUDE_BOUNDS - org.ssclab.pl.milp.SolutionDetail

Includes the upper and lower bounds for each variable in the solution.

INCLUDE_CONSTRAINT - org.ssclab.pl.milp.SolutionDetail

Adds the LHS (Left-Hand Side) and RHS (Right-Hand Side) values for the problem's constraints.

INCLUDE_META - org.ssclab.pl.milp.SolutionDetail

Provides meta-information about the optimization process, such as execution time, number of iterations, number of threads, and other details.

INCLUDE_RELAXED - org.ssclab.pl.milp.SolutionDetail

Includes the relaxed solution, in addition to the integer solution.

INCLUDE_TYPEVAR - org.ssclab.pl.milp.SolutionDetail

Includes the original type of each variable (e.g., integer, binary, continuous).

INFEASIBLE - Static variable in enum org.ssclab.pl.milp.SolutionType

info(String) - Static method in class org.ssclab.log.SscLogger

Logs an informational message with the log level INFO.

INT - org.ssclab.pl.milp.ConsType

To define integer variables

INTEGER - org.ssclab.pl.milp.Variable.TYPE_VAR

InternalConstraint - Class in org.ssclab.pl.milp

InternalConstraint() - Constructor for class org.ssclab.pl.milp.InternalConstraint

InternalConstraint(int) - Constructor for class org.ssclab.pl.milp.InternalConstraint

InternalConstraint.TYPE_CONSTR - Enum in org.ssclab.pl.milp

isFree() - Method in interface org.ssclab.pl.milp.Variable

Retrieves true if the variable is free.

isJustTakeFeasibleSolution() - Method in class org.ssclab.pl.milp.LP

Returns true if only phase 1 execution is set to obtain a feasible solution.

isJustTakeFeasibleSolution() - Method in class org.ssclab.pl.milp.MILP

isMilp - Variable in class org.ssclab.pl.milp.ArrayProblem

isParallelSimplex() - Method in class org.ssclab.pl.milp.LP

J

JsonProblem - Class in org.ssclab.pl.milp

The JsonProblem class represents a problem in JSON format that can be loaded either from a file or a string.

JsonProblem(String) - Constructor for class org.ssclab.pl.milp.JsonProblem

Constructs a JsonProblem from a JSON string.

JsonProblem(Path) - Constructor for class org.ssclab.pl.milp.JsonProblem

Constructs a JsonProblem from a file path.

JsonSolution - Class in org.ssclab.pl.milp

This class represents the solution of a Linear Programming (LP) problem in JSON format.

L

LE - org.ssclab.pl.milp.ConsType

To define a constraint of the type < =

LE - org.ssclab.pl.milp.InternalConstraint.TYPE_CONSTR

LinearObjectiveFunction - Class in org.ssclab.pl.milp

This class allows instantiating objects representing the objective function in linear programming problems expressed in matrix notation.

LinearObjectiveFunction(double[], GoalType) - Constructor for class org.ssclab.pl.milp.LinearObjectiveFunction

Constructor

ListConstraints - Class in org.ssclab.pl.milp

The ListConstraints class represents a collection of constraints for a Mixed Integer Linear Programming (MILP) problem.

ListConstraints() - Constructor for class org.ssclab.pl.milp.ListConstraints

Constructs an empty ListConstraints object.

log(String) - Static method in class org.ssclab.log.SscLogger

Logs a message with a custom log level SscLevel.LOG.

LOG - Static variable in class org.ssclab.log.SscLevel

Custom log level for general messages.

logFormatted(String, Object...) - Static method in class org.ssclab.log.SscLogger

Logs a formatted message using the String.format(String, Object...) method.

LOWER - org.ssclab.pl.milp.ConsType

For defining Lower bounds

LP - Class in org.ssclab.pl.milp

This class allows executing and solving formulations of linear programming problems.

LP(String) - Constructor for class org.ssclab.pl.milp.LP

Constructor for use with the problem statement in text format stored in an String.

LP(Path) - Constructor for class org.ssclab.pl.milp.LP

Constructor for use with the problem statement in text format stored in an external file.

LP(ArrayList<String>) - Constructor for class org.ssclab.pl.milp.LP

Constructor for use with the problem statement in text format stored in an ArrayList.

LP(JsonProblem) - Constructor for class org.ssclab.pl.milp.LP

Constructor of a LP object for solving problems formulated in json format.

LP(LinearObjectiveFunction, ArrayList<Constraint>) - Constructor for class org.ssclab.pl.milp.LP

Constructor Creates an LP object for solving problems expressed in matrix format.

LP(LinearObjectiveFunction, ListConstraints) - Constructor for class org.ssclab.pl.milp.LP

Constructor of an LP object for solving problems expressed in matrix format.

LP(Input) - Constructor for class org.ssclab.pl.milp.LP

Constructor of an LP object for solving problems expressed in coefficient format.

LP(Input, Session) - Constructor for class org.ssclab.pl.milp.LP

Constructor of an LP object for solving problems expressed in coefficient format.

LP(Input, Session, FormatTypeInput.FormatType) - Constructor for class org.ssclab.pl.milp.LP

Constructor of an LP object for solving problems expressed in sparse format or coefficient format.

LP(Input, FormatTypeInput.FormatType) - Constructor for class org.ssclab.pl.milp.LP

Constructor of an LP object for solving problems expressed in either sparse or coefficient format.

LPException - Exception in org.ssclab.pl.milp

This class represents an exception specific to Linear Programming (LP) operations.

LPException(String) - Constructor for exception org.ssclab.pl.milp.LPException

Constructs an LPException with the specified detail message.

LPThreadsNumber - Enum in org.ssclab.pl.milp.util

M

main(String[]) - Static method in class org.ssclab.pl.milp.util.A_DataMatrix

main(String[]) - Static method in class org.ssclab.pl.milp.util.A_Matrix

MAX - org.ssclab.pl.milp.GoalType

MAX_ITERATIONS - Static variable in enum org.ssclab.pl.milp.SolutionType

MAX_ITERATIUM - org.ssclab.pl.milp.SolutionType

The algorithm stopped because the maximum number of iterations was reached.

MAX_NUM_SIMPLEX - org.ssclab.pl.milp.SolutionType

The branch and bound algorithm stopped because the maximum number of simplexes was reached.

MILP - Class in org.ssclab.pl.milp

This class allows executing and solving formulations of mixed integer linear programming problems, binary or semicontinuous.

MILP(String) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems formulated in inequality format contained in an external file.

MILP(Path) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems formulated in inequality format contained in an external file.

MILP(ArrayList<String>) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems formulated in inequality format contained in an ArrayList of Strings.

MILP(JsonProblem) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems formulated in json format.

MILP(LinearObjectiveFunction, ArrayList<Constraint>) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems expressed in matrix format.

MILP(LinearObjectiveFunction, ListConstraints) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems expressed in matrix format.

MILP(Input) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems expressed in coefficient format.

MILP(Input, Session) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems expressed in coefficient format.

MILP(Input, Session, FormatTypeInput.FormatType) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems expressed in either sparse or coefficient format.

MILP(Input, FormatTypeInput.FormatType) - Constructor for class org.ssclab.pl.milp.MILP

Constructor of a MILP object for solving problems expressed in sparse or coefficient format.

MILPThreadsNumber - Enum in org.ssclab.pl.milp.util

MIN - org.ssclab.pl.milp.GoalType

N

N_1 - org.ssclab.pl.milp.util.LPThreadsNumber

N_1 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_10 - org.ssclab.pl.milp.util.LPThreadsNumber

N_10 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_12 - org.ssclab.pl.milp.util.LPThreadsNumber

N_12 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_128 - org.ssclab.pl.milp.util.LPThreadsNumber

N_128 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_16 - org.ssclab.pl.milp.util.LPThreadsNumber

N_16 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_2 - org.ssclab.pl.milp.util.LPThreadsNumber

N_2 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_20 - org.ssclab.pl.milp.util.LPThreadsNumber

N_20 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_24 - org.ssclab.pl.milp.util.LPThreadsNumber

N_24 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_32 - org.ssclab.pl.milp.util.LPThreadsNumber

N_32 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_4 - org.ssclab.pl.milp.util.LPThreadsNumber

N_4 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_6 - org.ssclab.pl.milp.util.LPThreadsNumber

N_6 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_64 - org.ssclab.pl.milp.util.LPThreadsNumber

N_64 - org.ssclab.pl.milp.util.MILPThreadsNumber

N_8 - org.ssclab.pl.milp.util.LPThreadsNumber

N_8 - org.ssclab.pl.milp.util.MILPThreadsNumber

NaN - Static variable in class org.ssclab.pl.milp.LP

NaN - Static variable in class org.ssclab.pl.milp.MILP

note(String) - Static method in class org.ssclab.log.SscLogger

Logs a note with a custom log level SscLevel.NOTE.

NOTE - Static variable in class org.ssclab.log.SscLevel

Custom log level for notes or annotations.

O

OPTIMAL - Static variable in enum org.ssclab.pl.milp.SolutionType

OPTIMUM - org.ssclab.pl.milp.SolutionType

The problem has an optimal solution.

org.ssclab.log - package org.ssclab.log

The org.ssclab.log package provides custom logging utilities for the SSC application.

org.ssclab.pl.milp - package org.ssclab.pl.milp

This package contains classes for solving linear programming problems.

org.ssclab.pl.milp.util - package org.ssclab.pl.milp.util

This package contains classes of utility for solving linear programming problems.

P

ParseException - Exception in org.ssclab.pl.milp

ParseException(String) - Constructor for exception org.ssclab.pl.milp.ParseException

R

readArray(int) - Method in class org.ssclab.pl.milp.util.A_DataMatrix

readArray(int) - Method in class org.ssclab.pl.milp.util.A_Matrix

readValue(int, int) - Method in class org.ssclab.pl.milp.util.A_Matrix

REAL - org.ssclab.pl.milp.Variable.TYPE_VAR

resolve() - Method in class org.ssclab.pl.milp.LP

Executes the simplex (phase 1 + phase 2).

resolve() - Method in class org.ssclab.pl.milp.MILP

Executes the Branch and Bound algorithm.

resolve(Object) - Method in class org.ssclab.pl.milp.LP

Solves the linear programming (LP) problem and returns the current instance of the LP object.

resolve(Object) - Method in class org.ssclab.pl.milp.MILP

Solves the linear programming (MILP) problem and returns the current instance of the MILP object.

S

saveToFile(String) - Method in class org.ssclab.pl.milp.JsonSolution

Saves the JSON object to an external file.

SEMICONT - org.ssclab.pl.milp.ConsType

To define semicontinuous variables

setAi(double[]) - Method in class org.ssclab.pl.milp.InternalConstraint

setAij(int, double) - Method in class org.ssclab.pl.milp.InternalConstraint

setBi(double) - Method in class org.ssclab.pl.milp.InternalConstraint

setCEpsilon(EPSILON) - Method in class org.ssclab.pl.milp.LP

This method allows setting the epsilon value relative to the tolerance in determining if an optimal solution expressed by phase 1 is close to or equal to zero and thus gives rise to feasible solutions for the initial problem.

setCEpsilon(EPSILON) - Method in class org.ssclab.pl.milp.MILP

This method allows setting the epsilon value relative to the tolerance for determining if an optimal solution of phase 1 of the simplex is close to or equal to zero and thus gives rise to feasible solutions for the problem.

setEpsilon(EPSILON) - Method in class org.ssclab.pl.milp.LP

This method allows setting the epsilon value relative to the tolerance that intervenes in various contexts.

setEpsilon(EPSILON) - Method in class org.ssclab.pl.milp.MILP

This method allows setting the epsilon value relative to the tolerance that intervenes in various aspects of the simplex.

setIEpsilon(EPSILON) - Method in class org.ssclab.pl.milp.MILP

This method allows setting the epsilon value relative to the tolerance for determining if a number should be considered integer or not.

setJustTakeFeasibleSolution(boolean) - Method in class org.ssclab.pl.milp.LP

Setting to true allows interrupting the simplex at the end of phase 1, in order to determine not an optimal solution but only a feasible solution of the problem.

setJustTakeFeasibleSolution(boolean) - Method in class org.ssclab.pl.milp.MILP

Setting it to true allows interrupting the Branch and Bound in order to determine not an optimal solution but only a feasible solution to the problem.

setLevel(Level) - Static method in class org.ssclab.log.SscLogger

Sets the log level for the logger.

setLogToConsole() - Static method in class org.ssclab.log.SscLogger

Sets the logger to output log messages to the console.

setLogToFile(String) - Static method in class org.ssclab.log.SscLogger

Sets the logger to output log messages to a file.

setLogToFile(String, boolean) - Static method in class org.ssclab.log.SscLogger

Sets the logger to output log messages to a file with an option to append to the file.

setName(String) - Method in class org.ssclab.pl.milp.Constraint

setName(String) - Method in class org.ssclab.pl.milp.InternalConstraint

setNumMaxIteration(int) - Method in class org.ssclab.pl.milp.LP

This method allows limiting the maximum number of simplex iterations (phase 1 iterations + phase 2 iterations)

setNumMaxIterationForSingleSimplex(int) - Method in class org.ssclab.pl.milp.MILP

Method to set the number of iterations for each individual simplex.

setNumMaxSimplexs(int) - Method in class org.ssclab.pl.milp.MILP

Method to set the maximum number of simplexes.

setParallelSimplex(boolean) - Method in class org.ssclab.pl.milp.LP

If the number of physical cores of the host on which SSc is running is greater than 4 and and if the number of variables constraints and hundreds, the performance of the simplex can be improved by executing the optimization processes in parallel on multiple threads.

setThreadNumber(MILPThreadsNumber) - Method in class org.ssclab.pl.milp.MILP

Deprecated.

setThreadsNumber(LPThreadsNumber) - Method in class org.ssclab.pl.milp.LP

If the set value is AUTO, the system decides the number of threads to use.

setThreadsNumber(MILPThreadsNumber) - Method in class org.ssclab.pl.milp.MILP

This method allows setting the number of threads to use for executing the Branch and Bound.

setTitle(String) - Method in class org.ssclab.pl.milp.LP

Allows you to give a title to the current elaboration related to the LP problem to be solved

setTitle(String) - Method in class org.ssclab.pl.milp.MILP

Allows you to give a title to the current elaboration related to the LP problem to be solved

setType(InternalConstraint.TYPE_CONSTR) - Method in class org.ssclab.pl.milp.InternalConstraint

Solution - Interface in org.ssclab.pl.milp

This interface allows accessing the values taken by the n variables of the optimal solution.

SolutionConstraint - Interface in org.ssclab.pl.milp

This interface allows accessing a constraint of the LP problem where each unknown variable has been assigned the optimal value.

SolutionDetail - Enum in org.ssclab.pl.milp

Enumeration SolutionDetail defines optional parts of the solution that can be included in the JSON output when solving a Linear Programming (LP) or Mixed-Integer Linear Programming (MILP) problem.

SolutionType - Enum in org.ssclab.pl.milp

This enumeration defines the different types of results that the two-phase method returns.

SPARSE - org.ssclab.pl.milp.FormatTypeInput.FormatType

The type of format present in the Input object is sparse

SscLevel - Class in org.ssclab.log

The SscLevel class defines custom logging levels for the SSC application.

SscLevel(String, int) - Constructor for class org.ssclab.log.SscLevel

Constructs a new SscLevel object with a specified name and integer priority.

SscLogger - Class in org.ssclab.log

The SscLogger class is a custom logging utility for the SSC application.

SscLogger() - Constructor for class org.ssclab.log.SscLogger

standardize_b_positive() - Method in class org.ssclab.pl.milp.InternalConstraint

T

time(String) - Static method in class org.ssclab.log.SscLogger

Logs a timing message with a custom log level SscLevel.TIME.

TIME - Static variable in class org.ssclab.log.SscLevel

Custom log level for timing-related messages.

toString() - Method in enum org.ssclab.pl.milp.ConsType

Returns a string representation of the enumeration value.

toString() - Method in class org.ssclab.pl.milp.JsonSolution

Returns the JSON representation of the solution as a String.

toString() - Method in enum org.ssclab.pl.milp.SolutionType

Returns a string representation of the enumeration value.

toString() - Method in enum org.ssclab.pl.milp.util.LPThreadsNumber

toString() - Method in enum org.ssclab.pl.milp.util.MILPThreadsNumber

toString() - Method in enum org.ssclab.pl.milp.Variable.TYPE_VAR

Returns a string representation of the enumeration value.

U

UNBOUNDED - Static variable in enum org.ssclab.pl.milp.SolutionType

UNLIMITED - Static variable in enum org.ssclab.pl.milp.SolutionType

UPPER - org.ssclab.pl.milp.ConsType

For defining Upper bounds

V

valueOf(String) - Static method in enum org.ssclab.pl.milp.ConsType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.EPSILON

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.FormatTypeInput.FormatType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.GoalType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.InternalConstraint.TYPE_CONSTR

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.SolutionDetail

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.SolutionType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.util.LPThreadsNumber

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.util.MILPThreadsNumber

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum org.ssclab.pl.milp.Variable.TYPE_VAR

Returns the enum constant of this type with the specified name.

values() - Static method in enum org.ssclab.pl.milp.ConsType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.EPSILON

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.FormatTypeInput.FormatType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.GoalType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.InternalConstraint.TYPE_CONSTR

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.SolutionDetail

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.SolutionType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.util.LPThreadsNumber

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.util.MILPThreadsNumber

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum org.ssclab.pl.milp.Variable.TYPE_VAR

Returns an array containing the constants of this enum type, in the order they are declared.

Variable - Interface in org.ssclab.pl.milp

This interface allows accessing the optimal value assumed by the j-th variable of the LP problem (j=1..N).

Variable.TYPE_VAR - Enum in org.ssclab.pl.milp

Defines the type of variable: integer, binary, or continuous.

VectorsPL - Class in org.ssclab.pl.milp.util

VectorsPL() - Constructor for class org.ssclab.pl.milp.util.VectorsPL

VUOTUM - org.ssclab.pl.milp.SolutionType

The problem has no feasible solutions.

W

warning(String) - Static method in class org.ssclab.log.SscLogger

Logs a warning message with the log level WARNING.

writeDouble(double) - Method in class org.ssclab.pl.milp.util.A_Matrix

_

_1E_M10 - org.ssclab.pl.milp.EPSILON

_1E_M11 - org.ssclab.pl.milp.EPSILON

_1E_M12 - org.ssclab.pl.milp.EPSILON

_1E_M13 - org.ssclab.pl.milp.EPSILON

_1E_M14 - org.ssclab.pl.milp.EPSILON

_1E_M15 - org.ssclab.pl.milp.EPSILON

_1E_M16 - org.ssclab.pl.milp.EPSILON

_1E_M4 - org.ssclab.pl.milp.EPSILON

_1E_M5 - org.ssclab.pl.milp.EPSILON

_1E_M6 - org.ssclab.pl.milp.EPSILON

_1E_M7 - org.ssclab.pl.milp.EPSILON

_1E_M8 - org.ssclab.pl.milp.EPSILON

_1E_M9 - org.ssclab.pl.milp.EPSILON

_ZERO - org.ssclab.pl.milp.EPSILON

A B C E F G I J L M N O P R S T U V W _