Package org.jacop.examples.fd
Class BIBD
- java.lang.Object
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- org.jacop.examples.fd.ExampleFD
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- org.jacop.examples.fd.BIBD
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public class BIBD extends ExampleFD
It models and solves Balanced Incomplete Block Design (BIBD) problem (CSPLIB-P28).- Version:
- 4.7
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Field Summary
Fields Modifier and Type Field Description int
b
It specifies number of columns in the incidence matrix.int
k
It specifies number of ones in each column.int
lambda
It specifies the value of the scalar product of any two distinct rows.int
r
It specifies number of ones in each row.int
v
It specifies number of rows in the incidence matrix.(package private) IntVar[][]
x
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Constructor Summary
Constructors Constructor Description BIBD()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static void
main(java.lang.String[] args)
It executes the program to solve the Langford problem.void
model()
It specifies a standard way of modeling the problem.-
Methods inherited from class org.jacop.examples.fd.ExampleFD
creditSearch, getSearch, getSearchVariables, getStore, printMatrix, search, searchAllAtOnce, searchAllOptimal, searchLDS, searchMasterSlave, searchMaxRegretOptimal, searchMiddle, searchMostConstrainedStatic, searchOptimal, searchSmallestDomain, searchSmallestMedian, searchSmallestMiddle, searchSmallestMin, searchWeightedDegree, searchWithMaxRegret, searchWithRestarts, shavingSearch
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Field Detail
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v
public int v
It specifies number of rows in the incidence matrix.
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b
public int b
It specifies number of columns in the incidence matrix.
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r
public int r
It specifies number of ones in each row.
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k
public int k
It specifies number of ones in each column.
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lambda
public int lambda
It specifies the value of the scalar product of any two distinct rows.
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x
IntVar[][] x
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Method Detail
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model
public void model()
Description copied from class:ExampleFD
It specifies a standard way of modeling the problem.
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main
public static void main(java.lang.String[] args)
It executes the program to solve the Langford problem. It is possible to specify two parameters. If no parameter is used then default values for n and m are used.- Parameters:
args
- the first parameter denotes n, the second parameter denotes m.
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