# Element Stability

> The degree to which adding new operations stays easy only while the set of element types stays fixed.

Record: `lexicon:element-stability`
Kind: quality-attribute
Layer: [Design Patterns Core](https://banes-lab.com/records/layer/design-patterns-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-element-stability

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Coordination Complexity](https://banes-lab.com/records/lexicon/coordination-complexity.md) and before [Inheritance Coupling](https://banes-lab.com/records/lexicon/inheritance-coupling.md).

## Category

- [Behavioral Patterns](https://banes-lab.com/records/lexicon-category/behavioral-patterns.md)

## In tension with

- [Visitor Pattern](https://banes-lab.com/records/architecture/visitor-pattern.md)
- [Visitor Pattern / Element Stability](https://banes-lab.com/records/tension/element-stability-visitor-pattern.md)

## Linked from

- [Behavioral Patterns](https://banes-lab.com/ontology/principles/architecture-category-behavioral-patterns.md)
- [The resolutions](https://banes-lab.com/ontology/schema/the-resolutions.md)