On the classification of certain planar contact structures

2011 ◽  
Vol 134 (4) ◽  
pp. 529-542 ◽  
Author(s):  
M. Firat Arikan ◽  
Selahi Durusoy
1989 ◽  
Vol 98 (3) ◽  
pp. 623-637 ◽  
Author(s):  
Y. Eliashberg
Keyword(s):  

2005 ◽  
Vol 134 (3) ◽  
pp. 909-916 ◽  
Author(s):  
Paolo Ghiggini ◽  
Paolo Lisca ◽  
András I. Stipsicz

2005 ◽  
pp. 771-793 ◽  
Author(s):  
Casim Abbas ◽  
Kai Cieliebak ◽  
Helmut Hofer

2002 ◽  
Vol 11 (07) ◽  
pp. 1077-1087
Author(s):  
MARCOS M. DINIZ

The formula Lk = Wr + Tw, which expresses the linking number of two curves that bound a ribbon as a sum of two terms, has particularly interested biologists and was used to understand the DNA structure. The study of Legendrian curves in contact manifolds, and in particular in the Heisenberg space, is attached to some important problems in geometry, as the problem of classification of contact structures. In this work, we show the analogue formula for curves in the Heisenberg space, we relate the writhing number with the Thurston-Benequin invariant of a Legendrian curve and derive some results directly from this formula.


2000 ◽  
Vol 4 (1) ◽  
pp. 309-368 ◽  
Author(s):  
Ko Honda

2015 ◽  
Vol 215 (2) ◽  
pp. 281-361 ◽  
Author(s):  
Matthew Strom Borman ◽  
Yakov Eliashberg ◽  
Emmy Murphy
Keyword(s):  

2020 ◽  
Vol 24 (3) ◽  
pp. 1457-1517
Author(s):  
James Conway ◽  
Hyunki Min

2017 ◽  
Vol 25 (1) ◽  
pp. 163-176
Author(s):  
Elena Popovici

Abstract By regarding the complex indicatrix as an embedded CR-hypersurface of the holomorphic tangent bundle in a fixed point, we analyze some aspects of the relations between its CR structure and the considered contact structure. Moreover, using the classification of the almost contact metric structures associated with a strongly pseudo-convex CR-structure, of D. Chinea and C. Gonzales, we determine the classes corresponding to the natural contact structure of the complex indicatrix and the new structures obtained under a gauge transformation.


2021 ◽  
Vol 70 (4) ◽  
pp. 1791-1823
Author(s):  
Paolo Ghiggini ◽  
Marco Golla ◽  
Olga Plamenevskaya

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