On unitary collineation groups
If II is a finite projective plane of order q2 over the field K = GF(q2), then 17 admits a polarity 6 which is induced on I7 by a nondegenerate hermitian form on the underlying vector space. The subgroup of the little projective group PSL,(q2) which centralizes 6 is the projective special unitary group PSU,(q). The purpose of this paper is to show that
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Genome-Wide Analysis of bHLH Family Genes and Identification of Members Associated with Cold/Drought-Induced Photoinhibition in Kandelia obovata. [PDF]
Li J +5 more
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The finite, discontinuous primitive groups of collineations in four variables [PDF]
H. F. Blichfeldt
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Matter and Ricci Collineations [PDF]
The infinitesimal transformations that leave invariant a two-covariant symmetric tensor are studied. The interest of these symmetry transformations lays in the fact that this class of tensors includes the energy-momentum and Ricci tensors. We find that in most cases the class of infinitesimal generators of these transformations is a finite dimensional ...
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Discussion: “Kinematic Analysis and Synthesis Using Collineation-Axis Equations” (Carter, W. J., 1957, Trans. ASME, 79, pp. 1305–1311) [PDF]
Jack Smith
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Factors influencing the willingness of primary care physicians to provide care during the coronavirus disease pandemic: a nationwide survey in Taiwan. [PDF]
Huang HL +3 more
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Collineations in a plane with invariant quadric or cubic curves [PDF]
Henry S. White
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Special Recurrent Transformation in an NPR-Finsler Space
In this paper, an infinitesimal transformation , where the vector vi is recurrent has been considered in an NPR- Finsler space. Such transformation is being called special recurrent transformation if the recurrence vector of the NPR- Finsler space is Lie
Anjali Goswami
doaj
The characterization of plane collineations in terms of homologous families of lines [PDF]
Walter Prenowitz
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