On Elements with Negative Squares
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Publication:4087245
DOI10.2307/2038512zbMath0324.06012OpenAlexW4235979172MaRDI QIDQ4087245
Publication date: 1972
Full work available at URL: https://doi.org/10.2307/2038512
Miscellaneous inequalities involving matrices (15A45) Linear operators on ordered spaces (47B60) Ordered rings, algebras, modules (06F25)
Related Items (8)
On the existence of directed rings and algebras with negative squares ⋮ Some questions on partially ordered rings – a survey ⋮ Non-Archimedean directed fields \(K(i)\) with o-subfield \(K\) and \(i^2=-1\). ⋮ Note on classification of two-dimensional associative lattice-ordered real algebras ⋮ Fields with directed partial orders ⋮ How many negative entries can \(A^ 2\) have? ⋮ Square nearly nonpositive sign pattern matrices ⋮ Hereditary ℓ-ideals of matrix rings over ℓ-rings
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