# Independent Variation Axes

> The requirement that an abstraction and its implementation vary along separate axes so they can be decoupled.

Record: `lexicon:independent-variation-axes`
Kind: constraint
Layer: [Design Patterns Core](https://banes-lab.com/records/layer/design-patterns-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-independent-variation-axes

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Incompatible Interfaces](https://banes-lab.com/records/lexicon/incompatible-interfaces.md) and before [Separable Intrinsic State](https://banes-lab.com/records/lexicon/separable-intrinsic-state.md).

## Category

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

## Required by

- [Bridge Pattern](https://banes-lab.com/records/architecture/bridge-pattern.md)

## Linked from

- [Structural Patterns](https://banes-lab.com/ontology/principles/architecture-category-structural-patterns.md)