Closed graph and open mapping theorems for normed cones |
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Authors: | Oscar Valero |
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Institution: | (1) Departamento de Ciencias Matemáticas e Informática, Universidad de las Islas Baleares, Edificio Anselm Turmeda, 07122 Palma de Mallorca, Baleares, Spain |
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Abstract: | A quasi-normed cone is a pair (X, p) such that X is a (not necessarily cancellative) cone and q is a quasi-norm on X. The aim of this paper is to prove a closed graph and an open mapping type theorem for quasi-normed cones. This is done with
the help of appropriate notions of completeness, continuity and openness that arise in a natural way from the setting of bitopological
spaces. |
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Keywords: | Extended quasi-pseudo-metric quasi-normed cone continuous mapping left(right) K-completeness closed graph open mapping |
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