# Responsibility Boundary

> Partition behavior into cohesive units, assign each unit one reason to change, hide internal details, expose only intentional interfaces, and reject cross-boundary leakage.

Record: `algorithms:responsibility-boundary`
Kind: algorithm
Canonical: https://banes-lab.com/ontology/algorithms#algorithms-responsibility-boundary
Closure: https://banes-lab.com/json/records/algorithms/responsibility-boundary/closure

Listed in [Algorithm contracts](https://banes-lab.com/api/records/algorithms.md), after [Architectural Contract Kernel](https://banes-lab.com/records/algorithms/architectural-contract-kernel.md) and before [Coupling Control](https://banes-lab.com/records/algorithms/coupling-control.md).

## Domain

- [Architecture](https://banes-lab.com/records/algorithms-domain/architecture.md)

## Tier

- [leaf](https://banes-lab.com/records/vocabulary/domain-tier-leaf.md)

## Composed by

- [Consumer Config SSOT](https://banes-lab.com/records/algorithms/consumer-config-ssot.md)
- [Cascade Layer Partition](https://banes-lab.com/records/algorithms/cascade-layer-partition.md)
- [Placement Isolation](https://banes-lab.com/records/algorithms/placement-isolation.md)
- [Assembly Composition](https://banes-lab.com/records/algorithms/assembly-composition.md)

## Math type

- [Set Theory](https://banes-lab.com/records/reasoning/math-type-set-theory.md)

## Force

- [Contract compatibility](https://banes-lab.com/records/force/contract-compatibility.md)
- [Modularity](https://banes-lab.com/records/force/modularity.md)

## Linked from

- [Architecture](https://banes-lab.com/ontology/algorithms/algorithms-domain-architecture.md)
- [CSS cascade](https://banes-lab.com/ontology/algorithms/algorithms-domain-css-cascade.md)
- [The mathematics](https://banes-lab.com/ontology/reasoning/the-mathematics.md)
- [Domain tiers](https://banes-lab.com/ontology/schema/the-vocabulary-domain-tier.md)
- [The forces](https://banes-lab.com/ontology/schema/the-forces.md)