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FEVariable example 55

!!! note "" This example tests POWER (**) operator. Matrix, Nodal

Use association​

  • [[FEVariable_]]

Usage​

!!! note "Import modules and declare variable"

PROGRAM main
  USE easifemBase
  IMPLICIT NONE
  TYPE(FEVariable_) :: obj
  TYPE(FEVariable_) :: ans

!!! note "constant"

  obj = NodalVariable( &
        & reshape(arange(1.0_DFP, 6.0_DFP), [3,2]), &
        & typeFEVariableMatrix,    &
        & typeFEVariableConstant ) ** 2
  ans = NodalVariable( &
        & reshape(arange(1.0_DFP, 6.0_DFP)**2, [3,2]), &
        & typeFEVariableMatrix,    &
        & typeFEVariableConstant )
  CALL OK( obj .eq. ans, 'constant' )

!!! note "space"

  obj = nodalvariable( &
        & reshape(arange(1.0_dfp, 12.0_dfp), [3,2,2]), &
        & typefevariablematrix, &
        & typefevariablespace ) **2
  ans = nodalvariable( &
        & reshape(arange(1.0_dfp, 12.0_dfp)**2, [3,2,2]), &
        & typefevariablematrix, &
        & typefevariablespace )
  CALL OK( obj .eq. ans, 'space')

!!! note "time"

  obj = nodalvariable( &
        & reshape(arange(1.0_dfp, 12.0_dfp), [3,2,2]), &
        & typefevariablematrix, &
        & typefevariabletime ) **2
  ans = nodalvariable( &
        & reshape(arange(1.0_dfp, 12.0_dfp)**2, [3,2,2]), &
        & typefevariablematrix, &
        & typefevariabletime )
  CALL OK( obj .eq. ans, 'time')

!!! note "spacetime"

  obj = NodalVariable( &
        & reshape(arange(1.0_DFP, 24.0_DFP), [3,2,2,2]), &
        & typeFEVariableMatrix, &
        & typeFEVariableSpaceTime ) **2
  ans = NodalVariable( &
        & reshape(arange(1.0_DFP, 24.0_DFP) **2, [3,2,2,2]), &
        & typeFEVariableMatrix, &
        & typeFEVariableSpaceTime )
  CALL OK( obj .eq. ans, 'spacetime') 
END PROGRAM main