Transformation Constraint

• Sensitivity_Command_Manual
  • General Commands
    • reliability
    • parameter
    • addToParameter
    • updateParameter
    • sensitivityIntegrator
    • sensitivityAlgorithm
    • recorder
  • Material Commands
    • uniaxialMaterial
    • nDmaterial
  • Section Commands
    • Fiber
    • Elastic
    • Aggregator
  • Element Commands
    • dispBeamColumnWithSensitivity
    • quadWithSensitivity
    • bbarBrickWithSensitivity
  • Constraint Commands
    • Transformation

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This command is used to construct a multi-point constraint handler based on the transformation equation method.

constraints Transformation

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Reference:

Gu Q., Barbato M., Conte J.P. (2009) “Handling of Constraints in Finite Element Response Sensitivity Analysis.” Journal of Engineering Mechanics (ASCE), 135(12):1427-1438.