Hypercontracts Article Swipe
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· 2025
· Open Access
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· DOI: https://doi.org/10.1007/s10703-025-00473-6
· OA: W4411176429
Contract theories have been proposed to formally support distributed and decentralized system design while ensuring safe system integration. This paper introduces hypercontracts , a compositional assume-guarantee formalism that supports the expression and manipulation of hyperproperties of arbitrary structure. Hyperproperties can express characteristics such as mean response times, security attributes, and robustness that lie outside the expressivity of trace properties and contracts. By considering hyperproperties with interval and downward closed structure, we obtain specializations of the theory of hypercontracts to interval and conic hypercontracts. These specializations are more general than assume-guarantee contracts but come with finite descriptions, while enabling new applications of contracts in security and autonomous cyber-physical system design.