Definition of "orthomodular" [orthomodular]

• Describing a lattice that is both orthocomplemented and modular (adjective)

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• "V with L (V) orthomodular, is necessarily complete."
• "Conversely, an orthocomplemented poset is orthomodular iff"
• "The lemma tells us that every orthocoherent orthoalgebra is, inter alia, an orthomodular poset."