Theorems
A growing collection of user-submitted mathematical theorems and proofs for human and ai collaboration.
Joint Measurability of the State and Control of the Controlled N-Agent Dynamics
lemmalem:n-agent-joint-measurability-2026bProbabilityAdopt the setting of the controlled -agent dynamics with agents, states, observation channels, and control dimension , and let be a nonempty subset of Euclidean space : a transition-rate family with control set…Regularity and Derivative Bounds of the Extended Aggregate State Drift
lemmalem:extended-drift-regularity-2026bProbabilityLet and be natural numbers with and , let be a nonempty subset of Euclidean space , let be a transition-rate family on states with control set and rate bound , let be a…Twice Continuously Differentiable Extension of Population Cost Data
definitiondef:c2-population-cost-extension-2026cProbabilityLet and be natural numbers with and , let be population cost data on states with control dimension , let be the probability simplex, and let be a real number. Points of ar…Twice Continuously Differentiable Extension of a Transition-Rate Family
definitiondef:c2-transition-rate-extension-2026cProbabilityLet and be natural numbers with and , let be a nonempty subset of Euclidean space , let be a transition-rate family on states with control set and rate bound , let be the…Fluctuation Processes of the Controlled N-Agent Dynamics
definitiondef:n-agent-fluctuation-processes-2026cProbabilityAdopt the setting of the controlled -agent dynamics with agents, states, observation channels, and control dimension , and let be a nonempty subset of Euclidean space : a transition-rate family on states with contr…- Let and be natural numbers with and , let be a nonempty subset of Euclidean space , let be a nonnegative real number, let be a transition-rate family on states with control set and rate bound , le…
- Let and be natural numbers with and , let be a nonempty subset of Euclidean space , let be a nonnegative real number, let be a transition-rate family on states with control set and rate bound , le…
Jump Times of the Homogeneous Poisson Process: Finiteness and Exponential Interarrival Law
lemmalem:poisson-interarrival-exponential-2026aProbabilityLet be a homogeneous Poisson process with rate on a probability space , all of whose paths are counting paths, and let denote the -th jump time for each natural number . (a) Almost surely: every …- Let , , , be natural numbers with , , , , and let be a nonempty subset of Euclidean space . Adopt the setting of the controlled -agent dynamics: a transition-rate family on states…
Martingale Decomposition of the Empirical State Measure and the Observation Process
theoremthm:n-agent-martingale-decomposition-2026cProbabilityAdopt the setting of the controlled -agent dynamics with agents, states, observation channels, and control dimension , and let be a nonempty subset of Euclidean space : a transition-rate family with control set…Compensated Counters of the Controlled N-Agent Dynamics are Square-Integrable Martingales
lemmalem:n-agent-compensated-martingales-2026bProbabilityAdopt the setting of the controlled -agent dynamics with agents, states, observation channels, and control dimension , and let be a nonempty subset of Euclidean space : a transition-rate family with control set…Fresh-Start Property of the Controlled N-Agent Dynamics
lemmalem:n-agent-fresh-start-2026bProbabilityAdopt the setting of the controlled -agent dynamics, with control dimension and with a nonempty subset of Euclidean space : a transition-rate family with control set and rate bound , an observation-rate family…Existence, Uniqueness, and Regularity for the Controlled N-Agent Dynamics
theoremthm:n-agent-dynamics-existence-2026bProbabilityLet , , , be natural numbers with , , , , let be a nonempty subset of Euclidean space , let and be nonnegative real numbers, let be a transition-rate family on states…- Let and be natural numbers with and , let be a nonempty subset of Euclidean space , and let be a transition-rate family on states with control set and rate bound . The aggregate fluctuation covariance…
- Let and be natural numbers with and , and let be an observation-rate family on states with observation channels and rate bound . The aggregate observation drift of is the function…
- Let and be natural numbers with and , let be a nonempty subset of Euclidean space , and let be a transition-rate family on states with control set and rate bound . The aggregate state drift of …
Sequentially Continuous Functions of Measurable Euclidean Maps are Measurable
lemmalem:continuous-composition-measurable-2026aAnalysisProbabilityLet be a measurable space, let be a natural number, and let be a nonempty subset of Euclidean space . Let be sequentially continuous on : whenever is a sequence in and with th…Solution of the Controlled N-Agent Dynamics
definitiondef:n-agent-controlled-dynamics-2026bProbabilityLet , , , be natural numbers with , , , . Let be a nonempty subset of Euclidean space . Fix a transition-rate family on states with control set and rate bound , an…- Let and be natural numbers with and , and let be a real number, called the horizon. For each natural number define the record space…
- Let , , and be natural numbers with , , and . An -agent driving system with states and observation channels is a probability space together with the following data.…