P-, I-, g-, and D-Angles in Normed Spaces
DOI:
https://doi.org/10.5614/itbj.sci.2008.40.1.3Abstract
The notion of angles is known in a vector space equipped with an inner product, but not well established in a vector space equipped only with a norm. In this note, we shall develop some notions of angles between two vectors in a normed space and discuss their properties.References
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