Found 794 Documents (Results 1–100)
Taut almost cosymplectic hyperbolas and almost bi-contact metric structures on three-manifolds. (English) Zbl 1541.53041
Real hypersurfaces in nonflat complex space forms with Reeb recurrence condition. (English) Zbl 07815339
Reviewer: Angela Slavova (Sofia)
On Hopf hypersurfaces of \(\mathbb{S}^2 \times \mathbb{S}^2\) and \(\mathbb{H}^2 \times \mathbb{H}^2\). (English) Zbl 1535.53061
Reviewer: Leonardo Francisco Cavenaghi (Campinas)
Lefschetz fibrations, open books, and symplectic fillings of contact 3-manifolds. (English) Zbl 1526.57015
Hujdurović, Ademir (ed.) et al., European congress of mathematics. Proceedings of the 8th congress, 8ECM, Portorož, Slovenia, June 20–26, 2021. Berlin: European Mathematical Society (EMS). 395-412 (2023).
GTW parallel structure Jacobi operator of real hypersurfaces in nonflat complex space forms. (English) Zbl 07733875
On the rigidity of the Sasakian structure and characterization of cosymplectic manifolds. (English) Zbl 1521.53018
On the Tanno connection and the Chern-Moser connection in almost CR-geometry. (English) Zbl 1536.32014
Reviewer: Francine Meylan (Lausanne)
Local equivalence of some maximally symmetric rolling distributions and \(SU(2)\) Pfaffian systems. (English) Zbl 1526.53024
Reviewer: Yousuke Ohyama (Tokushima)
Geometric theory of Weyl structures. (English) Zbl 1521.53014
Reviewer: Andreas Vollmer (Hamburg)
Three-dimensional homogeneous contact metric manifold with weakly \(\eta\)-Einstein structures. (English) Zbl 1520.53022
Reviewer: Eugenia Loiudice (Marburg)
The space of tamed almost complex structures on symplectic 4-manifolds via symplectic spheres. (English) Zbl 07686358
On tamed almost complex four-manifolds. (English) Zbl 1519.53069
Reviewer: Antonella Nannicini (Firenze)
Left-invariant para-Sasakian structure on the Heisenberg group. (Russian. English summary) Zbl 1513.53067
Legendrian cone structures and contact prolongations. (English) Zbl 1505.32045
Hervik, Sigbjørn (ed.) et al., Geometry, Lie theory and applications. Proceedings of the Abel symposium 2019, Ålesund, Norway June 24–28, 2019. Cham: Springer. Abel Symp. 16, 131-145 (2022).
Slant, semi-slant and pointwise slant submanifolds of 3-structure manifolds. (English) Zbl 1505.53028
Chen, Bang-Yen (ed.) et al., Contact geometry of slant submanifolds. Singapore: Springer. 159-182 (2022).
Structure Lie operator on real hypersurfaces of complex two-plane Grassmannians. (English) Zbl 1503.53043
Collected works of William P. Thurston with commentary: I. Foliations, surfaces and differential geometry. Edited by Benson Farb, David Gabai and Steven P. Kerckhoff. (English) Zbl 1527.57001
Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-6388-5/hbk; 978-1-4704-6833-0/ebook; 978-1-4704-5164-6/set). xxi, 759 p. (2022).
Reviewer: Athanase Papadopoulos (Strasbourg)
The Sasaki-Kenmotsu manifolds. (English) Zbl 1498.53038
Transversal Killing operators on real hypersurfaces in nonflat complex space forms. (English) Zbl 1494.53024
Riemannian properties of Engel structures. (English) Zbl 1492.53039
Reviewer: Nicolai K. Smolentsev (Kemerovo)
Skinner-Rusk formalism for \(k\)-contact systems. (English) Zbl 1494.70003
Reviewer: Yarema Prykarpatskyy (Kraków)
Einstein-Weyl structure and contact geometry. (English) Zbl 1502.53073
Reviewer: Adrian Sandovici (Piatra Neamt)
The second-order problem for \(k\)-presymplectic Lagrangian field theories: application to the Einstein-Palatini model. (English) Zbl 1479.83005
Multisymplectic Formalism for Cubic Horndeski Theories. arXiv:2211.10625
Preprint, arXiv:2211.10625 [math-ph] (2022).
On parasasakian structures on five-dimensional Lie algebras. (Russian. English summary) Zbl 1508.53036
Novel theorems for the frame bundle endowed with metallic structures on an almost contact metric manifold. (English) Zbl 1498.53040
Prolonged almost quazi-Sasakian structures. (Russian. English summary) Zbl 1489.53038
On nearly Kählerian manifolds and quasi-Sasakian hypersurfaces axiom. (Russian. English summary) Zbl 1490.53041
Almost \(\eta \)-Ricci solitons on Kenmotsu manifolds. (English) Zbl 1485.53034
Reviewer: Adrian Sandovici (Piatra Neamt)
Semi-invariant submanifolds of codimension 3 satisfiing \(\nabla_{\phi\nabla_{\xi}\xi}R_{\xi}=0\) in a complex space form. (English) Zbl 1480.53016
Geometry of contact hypersurfaces in the complex hyperbolic quadric. (English) Zbl 1484.53092
Suh, Young Jin (ed.) et al., Proceedings of the 23rd international differential geometry workshop on submanifolds in homogeneous spaces and related topics and the 19th RIRCM-OCAMI joint differential geometry workshop, virtual conference, July 2–3, 2021. Daegu: Kyungpook National University, Research Institute of Real and Complex Manifolds (RIRCM); Osaka: Osaka City University Advanced Mathematical Institute (OCAMI). 9-29 (2021).
Reviewer: Ngoc Son Duong (Wien)
Semi symmetric non-metric connection on a Hsu r-contact metric structure manifold. (English) Zbl 1538.53055
Open book decompositions of links of quotient surface singularities and support genus problem. (English) Zbl 1484.57018
A glimpse into Thurston’s work. (English) Zbl 1479.57040
Ohshika, Ken’ichi (ed.) et al., In the tradition of Thurston. Geometry and topology. Cham: Springer. 1-58 (2020).
MSC:
57K30
57M50
57-02
57-03
01A60
01A70
20F34
20F65
22E40
30F20
32G15
30F60
30F45
37D40
57K10
57R30
53A40
58D05
00A30
20F10
68Q70
57M05
57M07
57Q15
58A10
Contact metric structures with the typical contact form on the 3-dimensional manifold. (English) Zbl 1472.53089
Structure Jacobi operator of semi-invarinat submanifolds in complex space forms. (English) Zbl 1466.53022
The components of the structure tensor of five-dimensional almost contact \(B\)-metric manifolds. (English) Zbl 1464.53038
Real hypersurfaces in \(\mathbb{C}P^2\) with constant Reeb sectional curvature. (English) Zbl 1460.53020
On the relation between \(G_2^*\) structures and almost paracontact structures. (English) Zbl 1458.53036
On a property of \(W_4\)-manifolds. (Russian. English summary) Zbl 1458.53053
Reviewer: Andrew Bucki (Edmond)
On six-dimensional AH-submanifolds of class \(W_1 \oplus W_2 \oplus W_4\) in Cayley algebra. (Russian. English summary) Zbl 1459.53041
Reviewer: Nicolai K. Smolentsev (Kemerovo)
General adapted linear connections in almost paracontact and contact geometries. (English) Zbl 1467.53030
Reviewer: Marcos Origlia (Melbourne)
A new classifcation of contact hypersurfaces in the complex hyperbolic two-plane Grassmannian. (English) Zbl 1452.53052
Quasi-Kählerian manifolds and quasi-Sasakian hypersurfaces axiom. (English) Zbl 1478.53040
Reviewer: Antonio De Nicola (Salerno)
Fibred algebraic surfaces and commutators in the symplectic group. (English) Zbl 1470.14022
Reviewer: Ben Anthes (Marburg)
Symplectic \((-2)\)-spheres and the symplectomorphism group of small rational 4-manifolds. (English) Zbl 1436.32088
Singularities of mappings. The local behaviour of smooth and complex analytic mappings. (English) Zbl 1448.58032
Grundlehren der Mathematischen Wissenschaften 357. Cham: Springer (ISBN 978-3-030-34439-9/hbk; 978-3-030-34440-5/ebook). xv, 567 p. (2020).
Reviewer: Aleksandr G. Aleksandrov (Moskva)
On six-dimensional Vaisman-Gray submanifolds of the octave algebra. (Russian. English summary) Zbl 1455.53080
Reviewer: Vladimir Yu. Rovenskij (Nesher)
Hypersurfaces of the homogeneous nearly Kähler \(\mathbb{S}^6\) and \(\mathbb{S}^3\times\mathbb{S}^3\) with anticommutative structure tensors. (English) Zbl 1433.53028
Curvature properties of \(\eta\)-Ricci solitons on para-Kenmotsu manifolds. (English) Zbl 1433.53048
The homotopy Lie algebra of symplectomorphism groups of 3-fold blowups of \((S^2\times S^2,\sigma_{\text{std}}\oplus\sigma_{\text{std}})\). (English) Zbl 1437.53066
Reviewer: Ioan Pop (Iaşi)
On \(L_2\)-cohomology of almost Hermitian manifolds. (English) Zbl 1432.32035
Reviewer: Nicolai K. Smolentsev (Kemerovo)
Non-umbilical quaternionic contact hypersurfaces in hyper-Kähler manifolds. (English) Zbl 1430.53062
Parabolic conformally symplectic structures. III: Invariant differential operators and complexes. (English) Zbl 1430.53083
Magnetic curves on tangent sphere bundles. (English) Zbl 1428.53026
Reviewer: Zdeněk Dušek (Ceske Budejovice)
\(\mathcal{D}\)-homothetic deformation on almost contact \(B\)-metric manifolds. (English) Zbl 1417.53030
Nonholomorphic Lefschetz fibrations with \((-1)\)-sections. (English) Zbl 1416.57009
Reviewer: Andrew Bucki (Edmond)
Connected sums and finite energy foliations. I: Contact connected sums. (English) Zbl 1415.53062
Reviewer: Mihail Banaru (Smolensk)
MSC:
53D10
Locally \(\phi \)-quasiconformally symmetric Sasakian Finsler structures on tangent bundles. (English) Zbl 1464.53032
Admissible para-hyper-Kähler structures on distributions of almost contact metric manifolds. (Russian. English summary) Zbl 1450.53072
Analysis of contact Cauchy-Riemann maps. II: Canonical neighborhoods and exponential convergence for the Morse-Bott case. (English) Zbl 1410.53080
Definition of cylindrical contact homology in dimension three. (English) Zbl 1409.53064
Reviewer: Akira Asada (Takarazuka)
Splitting theorem for sheaves of holomorphic \(k\)-vectors on complex contact manifolds. (English) Zbl 1404.53099
Remarks on local Lie algebras of pairs of functions. (English) Zbl 1488.53099
Reviewer: Mircea Crâşmăreanu (Iaşi)
Real hypersurfaces with Killing type structure Jacobi operators in \(\mathbb{C}P^2\) and \(\mathbb{C}H^2\). (English) Zbl 1401.53016
Parabolic conformally symplectic structures. II: Parabolic contactification. (English) Zbl 1410.53078
Reviewer: Boris S. Kruglikov (Tromsø)
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