o

scalation.minima

SimplexTest

object SimplexTest extends App

The SimplexTest object is used to test the Simplex class.

Linear Supertypes
App, DelayedInit, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. SimplexTest
  2. App
  3. DelayedInit
  4. AnyRef
  5. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. All

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def args: Array[String]
    Attributes
    protected
    Definition Classes
    App
    Annotations
    @deprecatedOverriding( "args should not be overridden" , "2.11.0" )
  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @native() @throws( ... )
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  9. val executionStart: Long
    Definition Classes
    App
    Annotations
    @deprecatedOverriding( ... , "2.11.0" )
  10. def finalize(): Unit
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  11. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  13. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  14. def main(args: Array[String]): Unit
    Definition Classes
    App
    Annotations
    @deprecatedOverriding( "main should not be overridden" , "2.11.0" )
  15. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  16. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  17. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  18. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  19. def test(a: MatrixD, b: VectorD, c: VectorD, x_B: Array[Int] = null): Unit

    Test the Simplex Algorithm for solving Linear Programming problems.

    Test the Simplex Algorithm for solving Linear Programming problems.

    a

    the constraint matrix

    b

    the limit/RHS vector

    c

    the cost vector

    x_B

    the indices of the initial basis

  20. def test1(): Unit

    Test case 1: Initialize matrix 'a', vectors 'b' and 'c', and optionally the basis 'x_B'.

    Test case 1: Initialize matrix 'a', vectors 'b' and 'c', and optionally the basis 'x_B'. For Simplex, matrix 'a' and vector 'c' are not augmented. ------------------------------------------------------------------------- Minimize z = -1x_0 - 2x_1 + 1x_2 - 1x_3 - 4x_4 + 2x_5 Subject to 1x_0 + 1x_1 + 1x_2 + 1y_3 + 1y_4 + 1x_5 <= 6 2x_0 - 1x_1 - 2x_2 + 1y_3 + 0y_4 + 0x_5 <= 4 0x_0 + 0x_1 + 1x_2 + 1y_3 + 2y_4 + 1x_5 <= 4 where z is the objective variable and x is the decision vector. ------------------------------------------------------------------------- Solution: primal x_1 = 4, x_7 = 8, x_4 = 2 dual y_1 = -2, y_2 = 0, y_3 = -1 objF f = -16 i.e., x = (4, 8, 2), x_B = (1, 7, 4), y = (-2, 0, -1), f = -16

    See also

    Linear Programming and Network Flows, Example 5.1

  21. def test2(): Unit

    Test case 2: Solution: x = (2/3, 10/3, 0), x_B = (0, 1, 5), f = -22/3

    Test case 2: Solution: x = (2/3, 10/3, 0), x_B = (0, 1, 5), f = -22/3

    See also

    Linear Programming and Network Flows, Example 5.2

  22. def test3(): Unit

    Test case 3: Solution: x = (1/3, 0, 13/3), x_B = (0, 2, 4), f = -17

    Test case 3: Solution: x = (1/3, 0, 13/3), x_B = (0, 2, 4), f = -17

    See also

    Linear Programming and Network Flows, Example 3.9

  23. def test4(): Unit

    Test case 4: randomly generated LP problem.

  24. def toString(): String
    Definition Classes
    AnyRef → Any
  25. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  26. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  27. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @throws( ... )

Deprecated Value Members

  1. def delayedInit(body: ⇒ Unit): Unit
    Definition Classes
    App → DelayedInit
    Annotations
    @deprecated
    Deprecated

    (Since version 2.11.0) the delayedInit mechanism will disappear

Inherited from App

Inherited from DelayedInit

Inherited from AnyRef

Inherited from Any

Ungrouped