{"id":"tms-doyle-1979","text":"Doyle (1979) designed Truth Maintenance Systems with SL justifications, propagation, retraction cascades, and an exogenous problem-solver slot. The TMS substrate is content-agnostic by design","truth_value":"IN","source":"repo:beliefs-pi/entries/2026/05/06/paper-expert-doyle-1979-belief-network-analysis.md","source_url":"","source_hash":"","justifications":[],"dependents":["ftl-reasons-is-tms","llm-as-problem-solver"],"metadata":{},"explanation":{"steps":[{"node":"tms-doyle-1979","truth_value":"IN","reason":"premise"}]}}