Please use this identifier to cite or link to this item: http://hdl.handle.net/123456789/124
Title: C -algebra generated by four projections with sum equal to 2
Authors: Savchuk, Yuri
Keywords: алгебра
Issue Date: 2004
Publisher: Луганский национальный университет им. Т. Шевченко
Abstract: We describe the C -algebra generated by four orthogonal projections p1, p2, p3, p4, satisfying the linear relation p1 + p2 + p3 + p4 = 2I. The simplest realization by 2 × 2-matrixfunctions over the sphere S2 is given.
URI: http://hdl.handle.net/123456789/124
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