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On Kalmbach measurability. (English) Zbl 0815.28004
Summary: In this note we show that, for an arbitrary orthomodular lattice $$L$$, when $$\mu$$ is a faithful, finite-valued outer measure on $$L$$, then the Kalmbach measurable elements of $$L$$ form a Boolean subalgebra of the center of $$L$$.

##### MSC:
 28A60 Measures on Boolean rings, measure algebras 06C15 Complemented lattices, orthocomplemented lattices and posets
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##### References:
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