{"id": "c992", "title": "C992 — Selection differs from chronological composition", "filename": "C992.md", "role": "Research action", "step": 992, "sha256": "866e12fc4a3908368d0eaa0ef168b520aea2df5628a6852f9d0e6ade479b768a", "bytes": 970, "origins": ["C480–C1634/Research_Cycles/C0932_C1131/journal.json#C992"], "download": "/sources/866e12fc4a3908368d0eaa0ef168b520aea2df5628a6852f9d0e6ade479b768a.md", "format": "md", "derived": true, "tags": [], "excerpt": "What changes when two factors act sequentially on the whole duration?", "content": "# C992 — Selection differs from chronological composition\n\n## Question\n\nWhat changes when two factors act sequentially on the whole duration?\n\n## Inputs\n\n```json\n{}\n```\n\n## Sources\n\n```json\n[\n  \"C991\"\n]\n```\n\n## Opened utc\n\n2026-09-28T03:53:32.019008+00:00\n\n## Results\n\n```json\n{\n  \"nested_selection_factor\": \"300/299\",\n  \"whole_duration_P_then_J\": \"7000/6877\",\n  \"general_law\": \"A_g(A_f(k))=A_(gf)(k)\"\n}\n```\n\n## Finding\n\nNested selection gives J; applying P and J successively gives their product7000/6877. These are different operations despite sharing the same factor names.\n\n## Reassessment\n\nProve when a component conversion can pass through coarsening without losing its meaning.\n\n## Checks\n\n```json\n{\n  \"different\": true,\n  \"values\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T03:53:32.019394+00:00\n\n## Record provenance\n\nExact record hash: `6def0f2fcdc3147880fbc2ffdaefd4ce195494a40f04fb9722e46c471cc37f5d`\n\nSource journal: `Research_Cycles/C0932_C1131/journal.json`", "journalDownload": "/sources/f6bdc7aaaaa4fd40f1151b367204ddee7f0f9b77a9c43ae8764831b52d862670.json"}