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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Ñòàòèè
| Dinkova C.L., Encheva R. P., SOME RELATIONS BETWEEN THE SHAPE CURVATURES OF A THREE-DIMENSIONAL FRENET CURVE AND ITS ASSOCIATED FOUR-DIMENSIONAL FRENET CURVE, Proceedings of the International Scientific Conference IMEA’2024, pp. 63-70, 2024, Plovdiv University Press ISBN: 978-619-7768-15-2 |
14.03.2025 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Ñòàòèè
| Dinkova C. L., Encheva R. P. Focal curves of closed saddle curves, MATTEX 2024, Conference Proceedings v.1 (2024), pp. 19–30, Konstantin Preslavsky University Press, ISSN: 1314-3921. |
04.12.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Äîêëàäè
| C. L. Dinkova, R. P. Encheva, and A. A. Ali, Focal Curves of Closed Toroidal Curves, In: 50th International Conference Applications of Mathematics in Engineering and Economics, 07 - 13 June 2024, Sozopol, Bulgaria |
27.11.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Äðóãè
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| Cvetelina L. Dinkova, Radostina P. Encheva. Curves on the hyperbolic paraboloid and their focal curves, Ñåìèíàð íà åêèïà íà ÄÓÅÊÎÑ, Ïàìïîðîâî, 03-06.10.2024 ã. |
14.11.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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| Öâåòåëèíà Äèíêîâà, Ðàäîñòèíà Åí÷åâà. Ôîêàëíè êðèâè íà çàòâîðåíè ñåäëîâèäíè êðèâè (Focal curves of closed saddle curves), ÌÀÒÒÅÕ 2024, 24-26 îêòîìâðè, 2024 ã., Øóìåí |
14.11.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Äðóãè
| Äðóãè ïóáëèêàöèè
| Dinkova, C.L., Encheva, R.P. and Ali, A.A., 2024. Focal Curves of Closed Toroidal Curves. arXiv preprint arXiv:2410.13476. |
14.11.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Ñ èìïàêò ôàêòîð
| Öèòèðàíèÿ
| Dinkova CL, Encheva RP. Generalized focal curves of regular C3-plane curves. Section Mathematics and
Natural Sciences. 2022;57-65.
Öèòèðàíà â:
Mendonca, Thiago. 2024. On Flc-Focal Curves According Flc-Frame, Asian Research Journal of Mathematics 20 (9):76-80. https://doi.org/10.9734/arjom/2024/v20i9831. |
14.11.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Ñ èìïàêò ôàêòîð
| Öèòèðàíèÿ
| Encheva RP, Georgiev GH. Similar frenet curves. Results in Mathematics. 2009 Nov;55(3):359.
Öèòèðàíà â:
Li J, Yang Y. Similarity signature curves for forming periodic orbits in the Lorenz system. Chaos, Solitons & Fractals. 2024 May 1;182:114751. |
14.11.2024 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Äðóãè
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55(3-4) (2009), 359–372. https://doi.org/10.1007/s00025-009-0407-8
Öèòèðàíà â:
J Li, Y Yang, Similarity signature curves for forming periodic orbits in the Lorenz system, arXiv preprint arXiv:2211.04069, 2022
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30.01.2023 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Äðóãè
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55(3-4) (2009), 359–372. https://doi.org/10.1007/s00025-009-0407-8
Öèòèðàíà â:
Y Yang, The maximal curves and heat flow in fully affine geometry, arXiv preprint arXiv:2202.01992, 2022
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30.01.2023 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55(3-4) (2009), 359–372. https://doi.org/10.1007/s00025-009-0407-8
Öèòèðàíà â:
Simsek, H. (2022). Similar and self-similar null Cartan curves in Minkowski-Lorentzian spaces . Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics , 71 (1) , 79-94 . DOI: 10.31801/cfsuasmas.865100
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30.01.2023 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Curves on the shape sphere, Results in Mathematics, 44 (2003), 279-288.
Öèòèðàíà â:
Simsek, H. (2022). Similar and self-similar null Cartan curves in Minkowski-Lorentzian spaces . Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics , 71 (1) , 79-94 . DOI: 10.31801/cfsuasmas.865100
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30.01.2023 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Ñòàòèè
| Dinkova C.L., Encheva R. P., Generalized focal curves of regular C3-plane curves ,MATTEX 2022, Conference proceedings, v. 1 (2022), pp. 57- 65, Konstantin Preslavsky University Press, ISSN: 1314-3921 |
30.01.2023 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Öèòèðàíèÿ
| Encheva R., Georgiev G.: Curves on the shape sphere. Results Math. 44, 279–288 (2003). Öèòèðàíà â: Hakan S., Ozdemir M., SHAPE CURVATURES OF THE LORENTZIAN PLANE CURVES, Commun.Fac.Sci.Univ.Ank.Series A1, Volume 66, Number 2, Pages 276-288 (2017)
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27.11.2021 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â:
Simsek, H., Similar and self-similar null Cartan curves in Minkowski-Lorentzian spaces, 3rd International Conference on Pure and Applied Mathematics (ICPAM-VAN 2020), BOOK OF ABSTRACTS, Van, TURKEY, September 3-5, 2020 |
27.11.2021 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Äðóãè
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Shapes of space curves, J. Geom. Graph., 7 (2003), 145-155.
Öèòèðàíà â: Betul Korkmaz, Shape curvature, shape torsion and its applications in 3-dimensional Euclidean space, MSc Thesis, Kirsehir Ahi Evran University Science and Engineering Institute Mathematics Department, 2019 |
27.11.2021 |
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Äðóãè
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â: Luiz C. B. da Silva, Characterization of Spherical and Plane Curves Using Rotation Minimizing Frames, arXiv, 2017 |
27.11.2021 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 íàó÷íî ñïèñàíèå
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â: Altin, M., Karadag, M. (2018). Kendine Benzer Egri Olmayan Bazi Ozel Egriler. Turk Doga ve Fen Dergisi, 7 (2), 48-53. Retrieved from https://dergipark.org.tr/en/pub/tdfd/issue/41964/472045 |
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| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â:
Idris Oren, Global invariants of paths in the two-dimensional similarity geometry, 17 th International Geometry Symposium, June 19-22, 2019 Erzincan Binali Yildirim University, Erzincan-Turkey
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27.11.2021 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Öèòèðàíèÿ
| Encheva, R.P., Georgiev, G.H.: Similar Frenet Curves. Result. Math. 55, 359–372 (2009)
Öèòèðàíà â:
Idris OREN, Muhsin Incesu, Detecting similarities of Bezier curves for the groups LSim (E2), LSim+(E2), Conference Proceedings of Science and Technology, 2(2), 2019, 129–133, In: 17 th International Geometry Symposium, June 19-22, 2019 Erzincan Binali Yildirim University, Erzincan-TURKEY |
27.11.2021 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Ñ èìïàêò ôàêòîð
| Öèòèðàíèÿ
| Encheva, R.P., Georgiev, G.H.: Similar Frenet Curves. Result. Math. 55, 359–372 (2009)
Öèòèðàíà â:
Sagiroglu, Y. Global Invariants of Paths and Curves in the Two-Dimensional Real Vector Space for Linear Similarity Groups Generated by Dual Numbers, Adv. Appl. Clifford Algebras (2019) 29: 10. https://doi.org/10.1007/s00006-018-0929-9 Scopus SJR 0.4(2018) |
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 íàó÷íî ñïèñàíèå
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â:
Oren, I. & Incesu, M. (2020). Recognition of complex polynomial Bezier curves under similarity transformations. Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics, 69 (2), 1377-1388, 2020 DOI: 10.31801/cfsuasmas.692608
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| Åí÷åâà, Ð., Äåñêðèïòèâíà ãåîìåòðèÿ ñ GeoGebra (åëåêòðîíåí èíòåðàêòèâåí ó÷åáíèê), https://radostina-s-school.thinkific.com/, 2021 ã. |
27.11.2021 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Ñ èìïàêò ôàêòîð
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Shapes of space curves, J. Geom. Graph., 7 (2003), 145-155.
Öèòèðàíà â:
Wang, Y., Chang, Y., Mannheim curves and spherical curves, International Journal of Geometric Methods in Modern Physics, Volume 17, Issue 7, 1 June 2020, Article number 2050101, ISSN: 02198878, DOI: 10.1142/S0219887820501017, Scopus SJR 0.353(2019) |
04.12.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Ñ èìïàêò ôàêòîð
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â:
Îren, I., Khadjiev, D., Peksen O. Identifications of paths and curves under the plane similarity transformations and their applications to mechanics, Journal of Geometry and Physics, Vol. 151, Issue 3, May 2020, Article number 103619, ISSN: 03930440, DOI: 10.1016/j.geomphys.2020.103619, Scopus SJR 0.560(2019) |
04.12.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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Ñ èìïàêò ôàêòîð
| Öèòèðàíèÿ
| Encheva, R., Georgiev, G., Similar Frenet curves, Results in Mathematics, 55 (2009), 359–372
Öèòèðàíà â:
Îren, I., Khadjiev, D., Recognition of plane paths and plane curves under linear pseudo-similarity transformations, Journal of Geometry, Vol. 111, Issue 3, 1 December 2020, Article number 38, ISSN: 00472468, DOI: 10.1007/s00022-020-00551-6, Scopus SJR 0.309(2019) |
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| Georgiev, G., Encheva R. Shape theorems for quadrangles. Mathematics and Education in Mathematics, Proceedings of the Thirty Second Spring Conference of the Union of Bulgarian Mathematicians,vol.32 (2003), 162 – 168, ISSN 1313-3330 (print), Zbl 1043.00515 (zbMATH) |
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Ñ èìïàêò ôàêòîð
| Ñòàòèè
| Encheva, R., Georgiev, G. Curves on the shape sphere. Results in Mathematics 44 (2003), 279-288, ISSN 1422-6383(print) (Web of Science, Scopus) |
16.02.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Ñòàòèè
| Ãåîðãèåâ, Ã., Åí÷åâà, Ð. Âúðõó ïðåïîäàâàíåòî íà òåìàòà “Ïîâúðõíèíè îò âòîðà ñòåïåí”, Ñáîðíèê íàó÷íè òðóäîâå, ïîñâåòåí íà 105-ãîäèøíèíà îò ðîæäåíèåòî íà ïèîíåðèòå íàêîìïþòúðíàòà òåõíèêà Äæîí Àòàíàñîâ è Äæîí ôîí Íîéìàí, òîì ², Óíèâåðñèòåòñêî èçäàòåëñòâî "Åï. Ê. Ïðåñëàâñêè", ñòð. 126-131 (2009), Øóìåí, ISBN: 978-954-577-539-0 |
16.02.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ñáîðíèê
| Ñòàòèè
| Åí÷åâà, Ð. Ï., Äèíêîâà Ö. Ë., Êâàäðàòè÷íî ïðåîáðàçîâàíèå â îðòîöåíòðè÷íà ñèñòåìà îò òî÷êè, Ñáîðíèê íàó÷íè òðóäîâå, Óíèâåðñèòåòñêî èçäàòåëñòâî ”Åï. Ê. Ïðåñëàâñêè”, Conference proceedings, Øóìåí 2011, ñòð. 22-29, ISBN: 978-954-577-603-8 |
16.02.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Ñòàòèè
| Encheva, R., Georgiev G. Shapes of space curves, Journal for Geometry and Graphics 7 (2003), 145-155, Heldermann Verlag, ISSN 14338157 (Scopus) |
07.02.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Ñòàòèè
| Georgiev, G., Encheva, R. One-dimensional shape spaces. Mathematics and Education in Mathematics, Proceedings of the Thirty Fourth Spring Conference of the Union of Bulgarian Mathematicians, Borovets, April 6–9, 2005, vol. 34 ( 2005), 108-112, ISSN 1313-3330 (print) |
07.02.2020 |
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Äîö. ä-ð Ðàäîñòèíà Ïåòðîâà Åí÷åâà
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 ðåôåðèðàíè èçäàíèÿ
| Ñòàòèè
| Encheva, R., Georgiev, G. Spherical curves with positive shape curvature. Proceedings, Volume 44, book 6.1, Mathematics, Informatics, Physics, pp. 13-17, 2005, University of Ruse “Angel Kanchev”, ISSN 1311-3321 (print) (ÂÈÍÈÒÈ) |
07.02.2020 |
