1.8k citations · 5.7k across the 50 of their papers we have counts for
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quant-ph2009
Foliable Operational Structures for General Probabilistic Theories
Lucien Hardy
In this chapter a general mathematical framework for probabilistic theories of operationally understood circuits is laid out. Circuits are comprised of operations and wires. An ope…
gr-qc2009★ 9 cited
Entropy for theories with indefinite causal structure
Sonia Markes, Lucien Hardy
Entropy is a concept that has traditionally been reliant on a definite notion of causality. However, without a definite notion of causality, the concept of entropy is not all lost.…