typecode = SBML_CONSTRAINT
| Version 1 | Version 2 |
| The Constraint component is not part of SBML Level 1 Version 1 | The Constraint component is not part of SBML Level 1 Version 2 |
| Version 1 | Version 2 | ||||||||||||||||
| The Constraint component is not part of SBML Level 2 Version 1 |
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| Version 3 | Version 4 | ||||||||||||||||||||||||||||||||
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| Version 1 | ||||||||||||||||
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