{"query": "The domains — the systems of the world", "count": 20, "results": [{"id": "card_spine_domains", "title": "The domains — the systems of the world", "shelf": "spine", "surface": "secular", "snippet": "Authored notes on the recurring architecture that runs through the systems of the world — one design, seen across domains.", "authority_tier": "reference", "source": "The keeping — a spine of the authored shelves", "generated": false}, {"id": "card_theory_g_del_s_incompleteness_theorems", "title": "Gödel's incompleteness theorems", "shelf": "theories", "surface": "secular", "snippet": "Gödel's incompleteness theorems — an engine domain that can touch it: formal_logic. Calibration: map-only — a meta-theorem about systems, not a sealable computation. FIRST (1931): any consistent forma", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_systems_engineering", "title": "Systems engineering (requirements, interfaces, and emergent failure)", "shelf": "theories", "surface": "secular", "snippet": "Systems engineering (requirements, interfaces, and emergent failure) — an engine domain that can touch it: operations_research. Calibration: map-only — a discipline of practice; reliability and margin", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_dynamical_systems___deterministic_chaos", "title": "Dynamical systems & deterministic chaos", "shelf": "theories", "surface": "secular", "snippet": "Dynamical systems & deterministic chaos — an engine domain that can touch it: mathematics. Calibration: map-only — sensitivity is qualitative; specific trajectories compute. Deterministic rules whose ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_immune_system", "title": "The immune system (innate and adaptive, and self versus not-self)", "shelf": "theories", "surface": "secular", "snippet": "The immune system (innate and adaptive, and self versus not-self) — an engine domain that can touch it: medicine. Calibration: map-only — mechanisms are empirical; specific titres and thresholds compu", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_vaccination_immunity", "title": "Vaccination & immune memory (Jenner to eradication)", "shelf": "theories", "surface": "secular", "snippet": "Vaccination & immune memory (Jenner to eradication) — an engine domain that can touch it: medicine. Calibration: map-only — herd-immunity thresholds compute; efficacy is empirical. Show the immune sys", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_reliability_tolerance_stack_up", "title": "Reliability & tolerance stack-up (RSS)", "shelf": "theories", "surface": "secular", "snippet": "Reliability & tolerance stack-up (RSS) — an engine domain that can touch it: manufacturing. Calibration: seals — reliability products and RSS tolerances compute. Series reliability MULTIPLIES: a chain", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_percolation", "title": "Percolation & critical thresholds", "shelf": "theories", "surface": "secular", "snippet": "Percolation & critical thresholds — an engine domain that can touch it: physics. Calibration: seals — thresholds and cluster statistics compute. Fill a lattice at random with probability p. Below a cr", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_control_theory___cybernetics__feedback__stability", "title": "Control theory & cybernetics (feedback, stability)", "shelf": "theories", "surface": "secular", "snippet": "Control theory & cybernetics (feedback, stability) — an engine domain that can touch it: operations_research. Calibration: partial — stability criteria and PID responses compute. Steer a system by the", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_requisite_variety", "title": "Ashby's law of requisite variety (the humility theorem)", "shelf": "theories", "surface": "secular", "snippet": "Ashby's law of requisite variety (the humility theorem) — an engine domain that can touch it: operations_research. Calibration: map-only — a structural bound, stated in variety counts rather than comp", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_network_science", "title": "Network science (small-world, scale-free, robustness)", "shelf": "theories", "surface": "secular", "snippet": "Network science (small-world, scale-free, robustness) — an engine domain that can touch it: networking. Calibration: seals — path lengths, clustering and degree distributions compute. Real networks ar", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_conservation_of_linear_angular_momentum", "title": "Conservation of linear & angular momentum", "shelf": "theories", "surface": "secular", "snippet": "Conservation of linear & angular momentum — an engine domain that can touch it: physics. Calibration: seals. Total momentum before equals total momentum after, in any closed system. Linear: p = mv. An", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_exercise_physiology", "title": "Exercise physiology (VO₂max, HR zones)", "shelf": "theories", "surface": "secular", "snippet": "Exercise physiology (VO₂max, HR zones) — an engine domain that can touch it: exercise_science. Calibration: seals — max HR estimates, zones and work rates compute. VO₂max is the maximum rate of oxygen", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_network_theory", "title": "Network theory (routing, addressing / CIDR)", "shelf": "theories", "surface": "secular", "snippet": "Network theory (routing, addressing / CIDR) — an engine domain that can touch it: networking. Calibration: seals — subnet masks, address ranges and prefix matches compute exactly. An IP address is spl", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_queueing_theory", "title": "Queueing theory (Little's law)", "shelf": "theories", "surface": "secular", "snippet": "Queueing theory (Little's law) — an engine domain that can touch it: operations_research. Calibration: seals — Little's law and standard queue formulas compute. L = λW: the average number waiting equa", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_chemical_kinetics_equilibrium", "title": "Chemical kinetics & equilibrium (Arrhenius, Le Chatelier)", "shelf": "theories", "surface": "secular", "snippet": "Chemical kinetics & equilibrium (Arrhenius, Le Chatelier) — an engine domain that can touch it: chemistry. Calibration: partial — rate constants and equilibrium shifts compute. KINETICS asks how fast,", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_contract_theory_rule_of_law", "title": "Contract theory & rule of law", "shelf": "theories", "surface": "secular", "snippet": "Contract theory & rule of law — an engine domain that can touch it: law. Calibration: map-only — institutional, not a computation. A contract is an enforceable promise, and enforceability is what make", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_linear_programming_duality", "title": "Linear programming & duality", "shelf": "theories", "surface": "secular", "snippet": "Linear programming & duality — an engine domain that can touch it: operations_research. Calibration: seals — optimal values and shadow prices compute. Maximise or minimise a linear objective subject t", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_ac_polyphase_power", "title": "AC & the polyphase system (Tesla, and why the grid is alternating)", "shelf": "theories", "surface": "secular", "snippet": "AC & the polyphase system (Tesla, and why the grid is alternating) — an engine domain that can touch it: electrical. Calibration: seals — transmission loss, turns ratio and phase relations compute. Ni", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_digital_analog", "title": "Digital versus analog (why discreteness survives copying)", "shelf": "theories", "surface": "secular", "snippet": "Digital versus analog (why discreteness survives copying) — an engine domain that can touch it: computer_science. Calibration: map-only — sampling rates and bit depth are ordinary arithmetic, and THIS", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}]}