# Value Semantics

> The requirement that values be compared and copied by content rather than by reference identity.

Record: `lexicon:value-semantics`
Kind: constraint
Layer: [Computation Core](https://banes-lab.com/records/layer/computation-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-value-semantics

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Properties/Invariants](https://banes-lab.com/records/lexicon/properties-invariants.md) and before [Versioned Inputs](https://banes-lab.com/records/lexicon/versioned-inputs.md).

## Category

- [Correctness / Determinism / Verification](https://banes-lab.com/records/lexicon-category/correctness-determinism-verification.md)

## Required by

- [Immutability](https://banes-lab.com/records/architecture/immutability.md)

## Linked from

- [Correctness / Determinism / Verification](https://banes-lab.com/ontology/principles/architecture-category-correctness-determinism-verification.md)