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Found 107 Documents (Results 1–100)

Meridian surfaces of parabolic type in the four-dimensional Minkowski space. (English) Zbl 1345.53020

Mladenov, Ivaïlo M. (ed.) et al., Proceedings of the 17th international conference on geometry, integrability and quantization, Sts. Constantine and Elena (near Varna), Bulgaria, June 5–10, 2015. Sofia: Avangard Prima. 243-255 (2016).
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Full Text: arXiv Euclid

Time-like Weingarten surfaces with real principal curvatures in the three-dimensional Minkowski space and their natural partial differential equations. arXiv:1105.3652

Preprint, arXiv:1105.3652 [math.DG] (2011).
MSC:  53A05 53A10
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Full Text: arXiv

Geometric interpretation of the invariants of a surface in R^4 via the tangent indicatrix and the normal curvature ellipse. arXiv:0905.4453

Preprint, arXiv:0905.4453 [math.DG] (2009).
MSC:  53A07 53A10
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Full Text: arXiv

Mathematics and education in mathematics. Proceedings of the 37th spring conference of the Union of Bulgarian Mathematicians, Borovets, Bulgaria, April 2–6, 2008. (Matematika i matematichesko obrazovanie.) (Bulgarian, English) Zbl 1214.00024

Sofia: Union of Bulgarian Mathematicians. 441 p. (2008).
MSC:  00B25
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On the geometric structure of hypersurfaces of conullity two in Euclidean space. (English) Zbl 1119.53006

Mladenov, Ivaïlo (ed.) et al., Proceedings of the 8th international conference on geometry, integrability and quantization, Sts. Constantine and Elena, Bulgaria, June 9–14, 2006. Sofia: Bulgarian Academy of Sciences (ISBN 978-954-8495-37-0/pbk). 169-183 (2007).
MSC:  53A07
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Mathematics and education in mathematics. Proceedings of the 35th spring conference of the Union of Bulgarian Mathematicians, Borovets, Bulgaria, April 5–8, 2006. (English, Bulgarian) Zbl 1096.00006

Sofia: Union of Bulgarian Mathematicians (ISBN 954-8880-23-7). 481 p. (2006).
MSC:  00B25
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On the theory of two-dimensional surfaces in Euclidean space. (English) Zbl 1072.53506

Dimiev, Stancho (ed.) et al., Trends in complex analysis, differential geometry and mathematical physics.; Proceedings of the 6th international workshop on complex structures and vector fields, St. Konstantin, Bulgaria, September 3–6, 2002. River Edge, NJ: World Scientific (ISBN 981-238-452-9/hbk). 41-50 (2003).
MSC:  53A07 53A10 53B20
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Involutive distributions of codimension one in Kähler manifolds. (English) Zbl 1072.53007

Dimiev, Stancho (ed.) et al., Trends in complex analysis, differential geometry and mathematical physics.; Proceedings of the 6th international workshop on complex structures and vector fields, St. Konstantin, Bulgaria, September 3–6, 2002. River Edge, NJ: World Scientific (ISBN 981-238-452-9/hbk). 30-40 (2003).
MSC:  53C12 53C55
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One-parameter systems of developable surfaces of codimension two in Euclidean space. (English) Zbl 1112.53300

Mladenov, Ivaïlo M. (ed.) et al., Proceedings of the 3rd international conference on geometry, integrability and quantization, Varna, Bulgaria, June 14–23, 2001. Sofia: Coral Press Scientific Publishing (ISBN 954-90618-3-3/pbk). 328-336 (2002).
MSC:  53C40 53A07 53B25
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Riemannian curvatures of the four basic classes of real hypersurfaces of a complex space form. (English) Zbl 1022.53021

Mladenov, Ivaïlo M. (ed.) et al., Proceedings of the 3rd international conference on geometry, integrability and quantization, Varna, Bulgaria, June 14-23, 2001. Sofia: Coral Press Scientific Publishing. 238-248 (2002).
MSC:  53B25 53D15
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Real hypersurfaces of a Kähler manifold (the sixteen classes). (English) Zbl 0996.53035

Dimiev, Stancho (ed.) et al., Perspectives of complex analysis, differential geometry and mathematical physics. Proceedings of the 5th international workshop on complex structures and vector fields, St. Konstantin, Bulgaria, September 3-9, 2000. Singapore: World Scientific. 147-158 (2001).
MSC:  53C40 53C55 53D15
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Hypersurfaces of conullity two in Euclidean space which are one-parameter systems of torses. (English) Zbl 1017.53007

Dimiev, Stancho (ed.) et al., Perspectives of complex analysis, differential geometry and mathematical physics. Proceedings of the 5th international workshop on complex structures and vector fields, St. Konstantin, Bulgaria, September 3-9, 2000. Singapore: World Scientific. 135-146 (2001).
MSC:  53A07 53C40
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Hypersurfaces in Euclidean space which are one-parameter families of spheres. (English) Zbl 1017.53006

Dimiev, Stancho (ed.) et al., Perspectives of complex analysis, differential geometry and mathematical physics. Proceedings of the 5th international workshop on complex structures and vector fields, St. Konstantin, Bulgaria, September 3-9, 2000. Singapore: World Scientific. 125-134 (2001).
MSC:  53A07
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Hermitian and associated curvatures on Hermitian manifolds. (English) Zbl 0840.53050

Sekigawa, Kouei (ed.) et al., Proceedings of the international workshop on almost complex structures, Sofia, Bulgaria, August 20-25, 1992. Singapore: World Scientific. 185-203 (1994).
MSC:  53C55
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