Event structures are important true concurrent models and are well-suited to provide a true concurrent semantics for process algebra in a compositional way.
事件结构是一种十分重要的真并发模型，非常适合于为进程代数提供一种具有可组合性的真并发语义。
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In this paper, we take probabilistic event structures as our semantic model and provide a metric denotational semantics for probabilistic process algebra.