Cayley Formula, Euler Parameters and Rotations in 3-Dimensional Lorentzian Space

2009 ◽  
Vol 20 (2) ◽  
pp. 367-377 ◽  
Author(s):  
Sıddıka Özkaldı ◽  
Halit Gündoğan
Author(s):  
Erhan Ata ◽  
Ümi̇t Zi̇ya Savci

In this study, we obtained generalized Cayley formula, Rodrigues equation and Euler parameters of an orthogonal matrix in 3-dimensional generalized space [Formula: see text]. It is shown that unit generalized quaternion, which is defined by the generalized Euler parameters, corresponds to a rotation in [Formula: see text] space.We found that the rotation in matrix equation forms using matrix form of the generalized quaternion product. Besides, in [Formula: see text] space, we obtained the rotations determined by the unit quaternions and unit split quaternions, which are special cases of generalized quaternions for [Formula: see text] in 3-dimensional Eulidean space [Formula: see text] in 3-dimensional Lorentzian space [Formula: see text] respectively.


2011 ◽  
Vol 22 (4) ◽  
pp. 1081-1091 ◽  
Author(s):  
Osman Keçilioğlu ◽  
Siddika Özkaldi ◽  
Halit Gündoğan

2003 ◽  
Vol 11 (4) ◽  
pp. 389-397
Author(s):  
K. Ilarslan ◽  
C. Camci ◽  
H. Kocayigit ◽  
H. H. Hacisalihoglu

2003 ◽  
Vol 11 (4) ◽  
pp. 389-397
Author(s):  
K. Ilarslan ◽  
C. Camci ◽  
H. Kocayigit ◽  
H. H. Hacisalihoglu

2008 ◽  
Vol 63 (5-6) ◽  
pp. 248-252 ◽  
Author(s):  
Mihriban Külahcı ◽  
Mehmet Bektaş ◽  
Mahmut Ergüt

We investigate null curves of the AW(k)-type (1 ≤ k ≤ 3) in the 3-dimensional Lorentzian space, L3, and give curvature conditions of these curves by using the Cartan frame. Moreover, we study harmonic curvatures of curves of AW(k)-type and show that if the α Frenet curve is of type AW(1), then α is a null helix.


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