# Required Determinism

> Behavior is deterministic where determinism is required

Record: `reasoning:invariant-deterministic-behavior-where-required`
Kind: invariant
Canonical: https://banes-lab.com/ontology/reasoning#reasoning-invariant-deterministic-behavior-where-required

Listed in [Reasoning records](https://banes-lab.com/api/records/reasoning.md), after [Consistency Across Components](https://banes-lab.com/records/reasoning/invariant-consistency-across-components.md) and before [Numerical Validity](https://banes-lab.com/records/reasoning/invariant-numerical-validity.md).

## Surfaces

- [determinism-correctness](https://banes-lab.com/records/reasoning/test-surface-determinism-correctness.md)

## Linked from

- [The test surfaces](https://banes-lab.com/ontology/reasoning/the-test-surfaces.md)