# Weakest Link

> A chain is as certain as its least certain link, and a link below the floor is removed from the chain

Record: `reasoning:invariant-epi-weakest-link`
Kind: invariant
Canonical: https://banes-lab.com/ontology/reasoning#reasoning-invariant-epi-weakest-link

Listed in [Reasoning records](https://banes-lab.com/api/records/reasoning.md), after [One Derivation](https://banes-lab.com/records/reasoning/invariant-epi-one-derivation.md) and before [Observation Scope](https://banes-lab.com/records/reasoning/invariant-epi-observation-locates.md).

## Grounded by

- [PRIORITY](https://banes-lab.com/records/pag/keyword-meta-priority.md)

## Linked from

- [Failure shapes](https://banes-lab.com/ontology/reasoning/the-failure-shapes.md)
- [meta](https://banes-lab.com/ontology/grammar/pag-keywords-meta.md)