PORTAL_Operations_research

The canonical spine of [[Operations_research]]: its full tree-verified child structure, publishable to Obsidian as the scaffold for route objects (microsims, songs, semiotics, cardsets, games, streams, transcripts) keyed to this hub.  ## Play every microsim on this page <p class="microsim-gallery-note">Every microsim linked from this portal, embedded live. <strong>32 players</strong> — 15 threejs · 17 p5js. 6 are staged but not yet deployed and show as placeholders.</p> <ul class="microsim-gallery"> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Complex_system.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Complex system — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Complex_system">Complex system</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Complex_system.html" target="_blank" rel="noopener">open full-screen</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/polytope4d.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Four-dimensional polytopes — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/WT!Three_js_Microsim_Master_Class">Four-dimensional polytopes</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/polytope4d.html" target="_blank" rel="noopener">open full-screen</a> · on <a href="https://en.wikitube.io/wiki/WT!Three_js_Microsim_Master_Class">Three.js Microsim Master Class</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Integrated_circuit_microsim.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Integrated circuit — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Integrated_circuit">Integrated circuit</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Integrated_circuit_microsim.html" target="_blank" rel="noopener">open full-screen</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Klein_bottle.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Klein bottle — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/WT!Three_js_Microsim_Master_Class">Klein bottle</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Klein_bottle.html" target="_blank" rel="noopener">open full-screen</a> · on <a href="https://en.wikitube.io/wiki/WT!Three_js_Microsim_Master_Class">Three.js Microsim Master Class</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Mathematical_optimization.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Mathematical optimization — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Mathematical_optimization">Mathematical optimization</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Mathematical_optimization.html" target="_blank" rel="noopener">open full-screen</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Platonic_solid.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Platonic solids — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/WT!Three_js_Microsim_Master_Class">Platonic solids</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Platonic_solid.html" target="_blank" rel="noopener">open full-screen</a> · on <a href="https://en.wikitube.io/wiki/WT!Three_js_Microsim_Master_Class">Three.js Microsim Master Class</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Queueing_theory.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Queueing theory — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Queueing_theory">Queueing theory</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Queueing_theory.html" target="_blank" rel="noopener">open full-screen</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Reliability_engineering.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Reliability engineering — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Reliability_engineering">Reliability engineering</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Reliability_engineering.html" target="_blank" rel="noopener">open full-screen</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/90jeLsBsW" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Acoustic wave — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/WT!P5_js_Microsim_Master_Class">Acoustic wave</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/90jeLsBsW" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/WT!P5_js_Microsim_Master_Class">p5.js Microsim Master Class</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/pgr6xBz-m" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Aerospace engineering — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Aerospace_engineering">Aerospace engineering</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/pgr6xBz-m" target="_blank" rel="noopener">open in the p5 editor</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/tHGSVAofH" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Aliasing — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/WT!P5_js_Microsim_Master_Class">Aliasing</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/tHGSVAofH" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/WT!P5_js_Microsim_Master_Class">p5.js Microsim Master Class</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/1qoztrPh5" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Calculus (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Calculus">Calculus (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/1qoztrPh5" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Calculus">Calculus</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/cGN9kEQ9A" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Christiaan Huygens — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Christiaan_Huygens">Christiaan Huygens</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/cGN9kEQ9A" target="_blank" rel="noopener">open in the p5 editor</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/7uj2O763w" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Complex analysis (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Complex_analysis">Complex analysis (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/7uj2O763w" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Complex_analysis">Complex analysis</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/DtAoGXBbj" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Control theory (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Control_theory">Control theory (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/DtAoGXBbj" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Control_theory">Control theory</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/ed_W_W-NO" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Functional analysis (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Functional_analysis">Functional analysis (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/ed_W_W-NO" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Functional_analysis">Functional analysis</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/Q1lzsnapy" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Graph theory (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Graph_theory">Graph theory (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/Q1lzsnapy" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Graph_theory">Graph theory</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/HVNGd9nMv" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Histogram — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/WT!P5_js_Microsim_Master_Class">Histogram</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/HVNGd9nMv" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/WT!P5_js_Microsim_Master_Class">p5.js Microsim Master Class</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/byCRgwg34" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Information theory — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Information_theory">Information theory</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/byCRgwg34" target="_blank" rel="noopener">open in the p5 editor</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/MFFPM7AEH" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Information theory (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Information_theory">Information theory (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/MFFPM7AEH" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Information_theory">Information theory</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/WK2jkPa5k" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Linear algebra (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Linear_algebra">Linear algebra (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/WK2jkPa5k" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Linear_algebra">Linear algebra</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/IOMm0e1Kk" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Probability (p5.js) — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Probability">Probability (p5.js)</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/IOMm0e1Kk" target="_blank" rel="noopener">open in the p5 editor</a> · on <a href="https://en.wikitube.io/wiki/Probability">Probability</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/REj7QBkj4" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Quantum computing — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Quantum_computing">Quantum computing</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/REj7QBkj4" target="_blank" rel="noopener">open in the p5 editor</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/VG2lh_GDS" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="System dynamics — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/System_dynamics">System dynamics</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/VG2lh_GDS" target="_blank" rel="noopener">open in the p5 editor</a></div></div> </li> <li class="microsim-card" data-lib="p5js"> <iframe src="https://editor.p5js.org/sciencenibber/full/ZBxM-wEIe" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Wayback Machine — p5js microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Wayback_Machine">Wayback Machine</a></div><div class="ms-sub">p5js · <a href="https://editor.p5js.org/sciencenibber/full/ZBxM-wEIe" target="_blank" rel="noopener">open in the p5 editor</a></div></div> </li> <li class="microsim-card is-pending" data-lib="threejs"> <div class="ms-placeholder">Staged, not yet deployed — <code>Combinatorial_optimization.html</code></div> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Combinatorial_optimization">Combinatorial optimization</a></div><div class="ms-sub">threejs · awaiting CDN deploy</div></div> </li> <li class="microsim-card is-pending" data-lib="threejs"> <div class="ms-placeholder">Staged, not yet deployed — <code>Set_theory.html</code></div> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Set_theory">Controls -> what each maps to</a></div><div class="ms-sub">threejs · awaiting CDN deploy · on <a href="https://en.wikitube.io/wiki/Set_theory">Set theory</a></div></div> </li> <li class="microsim-card" data-lib="threejs"> <iframe src="https://wikitube-3d-microsims.netlify.app/Decision_theory.html" loading="lazy" frameborder="0" sandbox="allow-scripts allow-same-origin" title="Decision theory — threejs microsim"></iframe> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Decision_theory">Decision theory</a></div><div class="ms-sub">threejs · <a href="https://wikitube-3d-microsims.netlify.app/Decision_theory.html" target="_blank" rel="noopener">open full-screen</a></div></div> </li> <li class="microsim-card is-pending" data-lib="threejs"> <div class="ms-placeholder">Staged, not yet deployed — <code>Dynamic_programming.html</code></div> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Dynamic_programming">Dynamic programming</a></div><div class="ms-sub">threejs · awaiting CDN deploy</div></div> </li> <li class="microsim-card is-pending" data-lib="threejs"> <div class="ms-placeholder">Staged, not yet deployed — <code>Expected_value.html</code></div> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Expected_value">Expected value</a></div><div class="ms-sub">threejs · awaiting CDN deploy</div></div> </li> <li class="microsim-card is-pending" data-lib="threejs"> <div class="ms-placeholder">Staged, not yet deployed — <code>Monte_Carlo_method.html</code></div> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Monte_Carlo_method">Monte Carlo method</a></div><div class="ms-sub">threejs · awaiting CDN deploy</div></div> </li> <li class="microsim-card is-pending" data-lib="threejs"> <div class="ms-placeholder">Staged, not yet deployed — <code>Projective_geometry.html</code></div> <div class="ms-meta"><div class="ms-title"><a href="https://en.wikitube.io/wiki/Projective_geometry">Projective geometry</a></div><div class="ms-sub">threejs · awaiting CDN deploy</div></div> </li> </ul>   **Craft standard:** Both craft standards apply here — [[WT!Three_js_Microsim_Master_Class|three.js]] and [[WT!P5_js_Microsim_Master_Class|p5.js]].   ## Canonical link structure — 541 tree-verified children Hub article: [[Operations_research]] · tree harvested 2026-07-29T23:25:13Z · every entry below is in this hub's harvested child tree (v09-gated). Unbuilt links are intentional forward-refs: the populate scaffold. **0-9** — [[4OR]] **A** — [[Abraham_Wald]] · [[Abstract_algebra]] · [[Acronym]] · [[Admiralty_(United_Kingdom)]] · [[Aerospace_engineering]] · [[Affine_geometry]] · [[Aggregation_problem]] · [[Albert_Rowe_(physicist)]] · [[Alexander_Bogdanov]] · [[Alfred_Blumstein]] · [[Algebra]] · [[Algebraic_geometry]] · [[Algebraic_number_theory]] · [[Algebraic_topology]] · [[Allenna_Leonard]] · [[Alvin_E._Roth]] · [[Analytical_chemistry]] · [[Analytics]] · [[Analytic_geometry]] · [[Analytic_hierarchy_process]] · [[Analytic_number_theory]] · [[Anatol_Rapoport]] · [[Anthony_Wilden]] · [[Anti-aircraft_warfare]] · [[Applied_economics]] · [[Applied_mathematics]] · [[Arithmetic]] · [[Arithmetic_geometry]] · [[Artificial_intelligence]] · [[ArXiv]] · [[Assignment_problem]] · [[Association_of_European_Operational_Research_Societies]] · [[Automation]] · [[Average_cost]] **B** — [[Barbara_J._Grosz]] · [[Baroque]] · [[Battle_of_Britain]] · [[Bayesian_search_theory]] · [[Behavioral_economics]] · [[Behavioral_operations_management]] · [[Bibcode]] · [[Big_data]] · [[Bilateral_monopoly]] · [[Biological_system]] · [[Black_box]] · [[Blaise_Pascal]] · [[Boeing_B-29_Superfortress]] · [[Bomber_stream]] · [[Branch_and_bound]] · [[British_Army]] · [[British_English]] · [[British_Science_Association]] · [[Budget_set]] · [[Business_analytics]] · [[Business_economics]] · [[Business_process]] · [[Business_process_management]] · [[Béla_H._Bánáthy]] **C** — [[C._H._Waddington]] · [[C._West_Churchman]] · [[Calculus]] · [[Cargo]] · [[Category_theory]] · [[Catholic_University_of_Leuven_(1834–1968)]] · [[Chain_Home]] · [[Charles_A._S._Hall]] · [[Charles_Babbage]] · [[Christiaan_Huygens]] · [[Claude_Shannon]] · [[Columbia_University]] · [[Column_generation]] · [[Combinatorial_optimization]] · [[Combinatorics]] · [[Commutative_algebra]] · [[Competition_(economics)]] · [[Complementary_monopoly]] · [[Complex_analysis]] · [[Complex_geometry]] · [[Complex_system]] · [[Computational_complexity_theory]] · [[Computational_economics]] · [[Computational_geometry]] · [[Computational_mathematics]] · [[Computer_algebra]] · [[Computer_science]] · [[Concept]] · [[Consolidated_B-24_Liberator]] · [[Consumer_choice]] · [[Control_theory]] · [[Convexity_in_economics]] · [[Convex_geometry]] · [[Convex_optimization]] · [[Convoy]] · [[Cost–benefit_analysis]] · [[Coupled_human–environment_system]] · [[Critical_path_method]] · [[Cross_elasticity_of_demand]] · [[Cryptography]] · [[Cutting-plane_method]] · [[Cutting_stock_problem]] · [[Cybernetics]] **D** — [[Database_normalization]] · [[Data_envelopment_analysis]] · [[Data_mining]] · [[Data_science]] · [[Deadweight_loss]] · [[Decision-making]] · [[Decision_analysis]] · [[Decision_intelligence]] · [[Decision_Sciences]] · [[Decision_Sciences_Institute]] · [[Decision_support_system]] · [[Decision_theory]] · [[Demand]] · [[Depth_charge]] · [[Development_economics]] · [[Differential_equation]] · [[Differential_geometry]] · [[Differential_topology]] · [[Digital_object_identifier]] · [[Diophantine_geometry]] · [[Discrete_geometry]] · [[Discrete_mathematics]] · [[Diseconomies_of_scale]] · [[Distribution_(economics)]] · [[Donella_Meadows]] · [[Doubling_time]] · [[Drama_theory]] · [[Driver_scheduling_problem]] · [[Dundee]] · [[Duopoly]] · [[Dynamic_programming]] **E** — [[Early-warning_radar]] · [[Earth_system_science]] · [[Econometrics]] · [[Economics]] · [[Economic_cost]] · [[Economic_equilibrium]] · [[Economic_order_quantity]] · [[Economic_rent]] · [[Economic_surplus]] · [[Economic_system]] · [[Economies_of_scale]] · [[Economies_of_scope]] · [[Ecosystem]] · [[Edsger_W._Dijkstra]] · [[Edward_Norton_Lorenz]] · [[Elasticity_(economics)]] · [[Elementary_algebra]] · [[Engineering]] · [[Engineering_economics]] · [[Engineering_economics_(civil_engineering)]] · [[Engineering_management]] · [[Engineering_mathematics]] · [[Eric_Trist]] · [[Euclidean_geometry]] · [[European_Journal_of_Operational_Research]] · [[Evan_James_Williams]] · [[Evidence-based_policy]] · [[Evolutionary_economics]] · [[Excess_supply]] · [[Expected_utility_hypothesis]] · [[Expected_value]] · [[Experimental_economics]] · [[Expert_system]] · [[Externality]] **F** — [[Faina_Kirillova]] · [[Family_economics]] · [[Field_(mathematics)]] · [[Figured_bass]] · [[Financial_engineering]] · [[Finite_geometry]] · [[Floorplan_(microelectronics)]] · [[Ford_Whitman_Harris]] · [[Forecasting]] · [[Foundations_of_mathematics]] · [[Francisco_Varela]] · [[Frank_Yates]] · [[Frederick_W._Lanchester]] · [[Fred_Emery_(psychologist)]] · [[Freeman_Dyson]] · [[Free_price_system]] · [[Functional_analysis]] · [[Future_of_mathematics]] **G** — [[Game_theory]] · [[Generalized_assignment_problem]] · [[General_equilibrium_theory]] · [[General_topology]] · [[Genetic_algorithm]] · [[Geographic_information_science]] · [[Geographic_information_system]] · [[Geography]] · [[Geomathematics]] · [[Geometric_topology]] · [[Geometry]] · [[George_Dantzig]] · [[George_Klir]] · [[Globalization]] · [[Glossary_of_mathematical_symbols]] · [[Goods]] · [[Goods_and_services]] · [[Graph_theory]] · [[Great_Western_Railway]] · [[Green_economy]] · [[Gregory_Bateson]] · [[Group_theory]] **H** — [[Harmonic_analysis]] · [[Harper_(publisher)]] · [[Heinz_von_Foerster]] · [[History_of_mathematics]] · [[Homological_algebra]] · [[Homotopy_theory]] · [[Howard_T._Odum]] · [[Humberto_Maturana]] **I** — [[Ilya_Prigogine]] · [[Implicit_cost]] · [[Income_elasticity_of_demand]] · [[Income–consumption_curve]] · [[Indifference_curve]] · [[Industrial_engineering]] · [[Industrial_organization]] · [[Influence_diagram]] · [[Informal_mathematics]] · [[Information_economics]] · [[Information_geometry]] · [[Information_system]] · [[Information_theory]] · [[Institute_for_Operations_Research_and_the_Management_Sciences]] · [[Institutional_economics]] · [[Integer_programming]] · [[Integrated_circuit]] · [[Interior-point_method]] · [[Intermodal_freight_transport]] · [[International_Federation_of_Operational_Research_Societies]] · `Interservice/Industry_Training,_Simulation_and_Education_Conference` · [[Intertemporal_choice]] · [[Inventory_control]] · [[Inventory_theory]] · [[Irina_Grekova]] · [[ISBN]] · [[ISSN]] · [[Italian_Operations_Research_Society]] **J** — [[Jacob_Bernoulli]] · [[Jacob_Bronowski]] · [[James_Grier_Miller]] · [[James_J._Kay]] · [[Jay_Wright_Forrester]] · [[Jennifer_Wilby]] · [[John_Seddon]] · [[Journal_Citation_Reports]] · [[Journal_of_the_Operational_Research_Society]] · [[JSTOR]] **K** — [[Kammhuber_Line]] · [[Kathleen_Carley]] · [[Katia_Sycara]] · [[Kenneth_E._Boulding]] · [[Kevin_Warwick]] **L** — [[Labour_economics]] · [[Large_numbers]] · [[Law_and_economics]] · [[Law_of_demand]] · [[Law_of_supply]] · [[Leonid_Kantorovich]] · [[Less-than-truckload_shipping]] · [[Library_of_Congress]] · [[Limiting_factor]] · [[Linear_algebra]] · [[Linear_programming]] · [[Lists_of_mathematicians]] · [[Lists_of_mathematics_topics]] · [[List_of_films_about_mathematicians]] · [[List_of_optimization_software]] · [[List_of_statistics_articles]] · [[List_of_systems_sciences_organizations]] · [[List_of_systems_scientists]] · [[Living_systems]] · [[Logistics]] · [[Ludwig_von_Bertalanffy]] · [[Lydia_Kavraki]] **M** — [[Macroeconomics]] · [[Management_science]] · [[Management_Science_(journal)]] · [[Managerial_economics]] · [[Manfred_Clynes]] · [[Manuela_M._Veloso]] · [[Manufacturing]] · [[Manufacturing_&_Service_Operations_Management]] · [[Margaret_Boden]] · [[Margaret_Mead]] · [[Marginal_cost]] · [[Marginal_utility]] · [[Mariana_Islands]] · [[Marketing_Science_(journal)]] · [[Market_(economics)]] · [[Market_failure]] · [[Market_structure]] · [[Markov_decision_process]] · [[Mary_Cartwright]] · [[Mathematical_analysis]] · [[Mathematical_and_theoretical_biology]] · [[Mathematical_chemistry]] · [[Mathematical_economics]] · [[Mathematical_finance]] · [[Mathematical_linguistics]] · [[Mathematical_logic]] · [[Mathematical_model]] · [[Mathematical_optimization]] · [[Mathematical_Optimization_Society]] · [[Mathematical_physics]] · [[Mathematical_Programming]] · [[Mathematical_psychology]] · [[Mathematical_sociology]] · [[Mathematical_statistics]] · [[Mathematician]] · [[Mathematics]] · [[Mathematics_and_art]] · [[Mathematics_education]] · [[Mathematics_of_Operations_Research]] · [[Maximum_and_minimum]] · [[Measure_(mathematics)]] · [[Metagame_analysis]] · [[Metaheuristic]] · [[Microeconomics]] · [[Microfoundations]] · [[Mihajlo_D._Mesarovic]] · [[Mike_Jackson_(systems_scientist)]] · [[Military_Operations_Research_Society]] · [[Military_simulation]] · [[Military–industrial_complex]] · [[Ministry_of_Supply]] · [[Modeling_and_simulation]] · [[Monopolistic_competition]] · [[Monopoly]] · [[Monopsony]] · [[Monte_Carlo_method]] · [[Morphological_analysis_(problem-solving)]] · [[Multi-agent_system]] · [[Murray_Bowen]] **N** — [[NATO]] · [[Naval_mine]] · [[Negative_feedback]] · [[Nervous_system]] · [[Network_flow_problem]] · [[Neural_network_(machine_learning)]] · [[Niklas_Luhmann]] · [[Nobel_Prize]] · [[Non-convexity_(economics)]] · [[Nonlinear_programming]] · [[Norbert_Wiener]] · [[NP-completeness]] · [[Number]] · [[Number_theory]] · [[Numerical_analysis]] · [[Nurse_scheduling_problem]] **O** — [[Oligopoly]] · [[Oligopsony]] · [[Operational_level_of_war]] · [[Operational_Research_Society]] · [[Operations_management]] · [[Operations_Research_(journal)]] · [[Operations_Research_Letters]] · [[Operation_Overlord]] · [[Opportunity_cost]] · [[Optimal_facility_location]] · [[Optimal_maintenance]] · [[Ordinal_priority_approach]] · [[Owen_Wansbrough-Jones]] **P** — [[Pareto_efficiency]] · [[Patrick_Blackett]] · [[Percy_Williams_Bridgman]] · [[Perfect_competition]] · [[Peter_Senge]] · [[Peter_Whittle_(mathematician)]] · [[Philosophy_of_mathematics]] · [[Pierre_de_Fermat]] · [[Policy_analysis]] · [[Political_economy]] · [[Positive_feedback]] · [[Power_system_simulation]] · [[Preference_(economics)]] · [[Price]] · [[Price_ceiling]] · [[Price_controls]] · [[Price_discrimination]] · [[Price_elasticity_of_demand]] · [[Price_elasticity_of_supply]] · [[Price_floor]] · [[Price_signal]] · [[Price_system]] · [[Pricing]] · [[Pricing_science]] · [[Principia_Cybernetica]] · [[Probability]] · [[Probability_theory]] · [[Problem_of_points]] · [[Problem_solving]] · [[Problem_structuring_methods]] · [[Proceedings_(magazine)]] · [[Production_and_Operations_Management]] · [[Production_set]] · [[Profit_(economics)]] · [[Program_evaluation_and_review_technique]] · [[Projective_geometry]] · [[Project_management]] · [[Project_planning]] · [[Project_production_management]] · [[Public_good]] **Q** — [[Qian_Xuesen]] · [[Quadratic_assignment_problem]] · [[Quadratic_equation]] · [[Quadratic_function]] · [[Quadratic_programming]] · [[Quantum_computing]] · [[Queueing_theory]] **R** — [[Radhika_Nagpal]] · [[RAF_Bomber_Command]] · [[RAF_Coastal_Command]] · [[Ramayya_Krishnan]] · [[Rationing]] · [[Real_analysis]] · [[Real_options_valuation]] · [[Recommender_system]] · [[Recreational_mathematics]] · [[Reliability_engineering]] · [[Research]] · [[Resource_allocation]] · [[Returns_to_scale]] · [[Revenue_management]] · [[Richard_Bellman]] · [[Richard_M._Karp]] · [[Risk]] · [[Risk_aversion]] · [[Robert_Dorfman]] · [[Robert_Watson-Watt]] · [[Routing]] · [[Royal_Aircraft_Establishment]] · [[Russell_L._Ackoff]] · [[Ruzena_Bajcsy]] **S** — [[Scarcity]] · [[Scheduling_(computing)]] · [[Scheduling_(production_processes)]] · [[Science]] · [[Scientific_management]] · [[Scientific_modelling]] · [[Search-based_software_engineering]] · [[Search_theory]] · [[Semantic_Scholar]] · [[Service_(economics)]] · [[Service_club]] · [[Service_science,_management_and_engineering]] · [[Set_theory]] · [[Shortage]] · [[Simplex_algorithm]] · [[Simulated_annealing]] · [[Simulation]] · [[Simulation_Interoperability_Standards_Organization]] · [[Simulation_modeling]] · [[Social_choice_theory]] · [[Social_cost]] · [[Social_network]] · [[Social_system]] · [[Sociotechnical_system]] · [[Solly_Zuckerman,_Baron_Zuckerman]] · [[Spanish_Statistics_and_Operations_Research_Society]] · [[Stafford_Beer]] · [[Statistical_Research_Group]] · [[Statistics]] · [[Stephanie_Forrest]] · [[Stochastic]] · [[Stochastic_process]] · [[Stochastic_programming]] · [[Strategic_management]] · [[Strategic_planning]] · [[Strategy]] · [[Substitution_effect]] · [[Sunk_cost]] · [[Supply_(economics)]] · [[Supply_and_demand]] · [[Supply_chain_engineering]] · [[Supply_chain_management]] · [[Supply_chain_optimization]] · [[Survivorship_bias]] · [[System]] · [[Systemics]] · [[Systems_analysis]] · [[Systems_art]] · [[Systems_biology]] · [[Systems_ecology]] · [[Systems_engineering]] · [[Systems_neuroscience]] · [[Systems_pharmacology]] · [[Systems_philosophy]] · [[Systems_psychology]] · [[Systems_science]] · [[Systems_theory]] · [[Systems_theory_in_anthropology]] · [[Systems_theory_in_archaeology]] · [[Systems_theory_in_political_science]] · [[Systems_thinking]] · [[System_dynamics]] · [[System_safety]] **T** — [[Tabu_search]] · [[Talcott_Parsons]] · [[Taylor_&_Francis]] · [[Telecommunications_network]] · [[Telecommunications_Research_Establishment]] · [[Theory_of_computation]] · [[Theory_of_the_firm]] · [[Thomas_L._Magnanti]] · [[Threshold_population]] · [[Timeline_of_mathematics]] · [[Tjalling_Koopmans]] · [[Topology]] · [[Trade]] · [[Transaction_cost]] · [[Transportation_forecasting]] · [[Transportation_Science]] · [[Transportation_theory_(mathematics)]] · [[Travelling_salesman_problem]] · [[Twelve_leverage_points]] · [[Type_theory]] **U** — [[U-boat]] · [[Umbrella_organization]] · [[Uncertainty]] · [[Uniform_Penny_Post]] · [[United_States_Naval_Institute]] · [[Urban_metabolism]] · [[Utility]] **V** — [[Victor_Aladjev]] **W** — [[W._Ross_Ashby]] · [[Wage]] · [[Wargame]] · [[Wayback_Machine]] · [[Weapon-target_assignment_problem]] · [[Welfare_economics]] · [[Wiley-Blackwell]] · [[William_W._Cooper]] · [[Withdrawal_from_NATO]] · [[World-systems_theory]] · [[World_War_II]] ## Route objects (§10.3 stubs — placeholders declared in `_registry/firebase/`) - **microsim** — `microsim/{library}/Operations_research__{YYYYMMDD}T{HHMM}Z/` - **songs** — `songs/{Band_name}/{Song_name}/Operations_research/` - **semiotics** — `semiotics/{authorizer}/{set}/{Song_name}/{audio_video_id}/Operations_research/` - **cardset** — `cardset/{authorizer}/{set}/Operations_research/` - **games** — `games/quizzes/Operations_research/` - **channel_stream** — `channel_stream/Operations_research/` - **transcripts** — `transcripts/{audio_video_id}/Operations_research/` Hub + children route keys are pre-declared in `_registry/firebase/expansion_matches.csv` (54,000 Related Wikipedia Matches). Minting any leaf passes §10.1 registration.