Satyanad Kichenassamy
| Satyanad Kichenassamy | |
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| Born | 17 August 1963 Paris, France |
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| 🌐 Website | www |
Satyanad Kichenassamy (born 17 August 1963) is a French mathematician and Indologist. He is a full professor of mathematics at the Université de Reims Champagne-Ardenne and is known for his contributions to nonlinear analysis, computer vision, and the history of Indian mathematics and philosophy.
Early life and education
Kichenassamy was born in Paris. He attended the Lycée Louis-le-Grand, where he earned his baccalauréat in 1980. In 1982, he was admitted to both the École Normale Supérieure and the École Polytechnique; he chose the former. He received his undergraduate degrees in mathematics from Université Paris VII in 1983 and passed the national teaching examination (agrégation) in mathematics in 1984. He completed his doctorate in 1987 at Université Paris VI under the supervision of Haïm Brezis. He later earned his habilitation in 1998 from Université Paris VII, also supervised by Brezis and Claude Bardos.[1]
Career
Kichenassamy began his academic career as a Courant Instructor at New York University from 1987 to 1990. He then joined the University of Minnesota as an assistant professor of mathematics, a position he held until 1997. During the 1997–1998 academic year, he was a guest professor at the Max Planck Institute for Mathematics in the Sciences in Leipzig, Germany.
In 1998, he was appointed professor of mathematics at the Université de Reims Champagne-Ardenne, where he has worked ever since. He was promoted to the first class (senior professor) in 2005. He served as director of the mathematics laboratory (CNRS UMR 6056, later UMR 9008) at the university from 2004 to 2007.[2]
Kichenassamy has also held visiting positions and has been a lecturer at the École Pratique des Hautes Études (EPHE) in Paris for several academic years.[3] He is an associate member of the Groupe de Recherches en Études Indiennes (GREI), a research group focused on Indology.[2]
Research
Kichenassamy's research spans several fields, including analysis and geometry, nonlinear waves, computer vision, and the history and philosophy of science.
In mathematics, he is known for introducing the method of Fuchsian reduction in nonlinear analysis—a technique for studying singular solutions of partial differential equations. The method has applications in soliton theory, Einstein's equations and cosmology, stellar models, laser collapse, conformal geometry, and combustion.[4] A review in Monatshefte für Mathematik described the book as "a highly interesting book containing a lot of original ideas" and praised its careful and instructive introduction to the method.[5][6]
In computer vision, he developed the method of conformal snakes (also known as geometric active contours), which is used for image segmentation.[7][8] This work has been influential in medical image segmentation and related fields.[9]
In the history of science and Indology, Kichenassamy has studied ancient Indian mathematics and philosophy. He has introduced the notion of apodictic discourse—rigorous proof encoded in a discursive structure—to analyze problematic mathematical texts from India.[7][10] He has published on the textual analysis of Brahmagupta's work on the cyclic quadrilateral and other topics in Indian mathematics.[11] He has presented his research at the Académie des Inscriptions et Belles-Lettres in Paris.[12]
Recognition
Kichenassamy is included in the Stanford/Elsevier list of the World's Top 2% Scientists (in all fields).[13] As of 2025, his work has received over 4,900 citations. He has served on the editorial boards of five international journals.
His monograph Fuchsian Reduction (2007) was positively reviewed in Monatshefte für Mathematik, which called it "a highly interesting book containing a lot of original ideas" and noted its value for researchers working with singularities in geometry and mathematical physics.[5] His earlier book Nonlinear Wave Equations (1995) was reviewed in Applied Mechanics Review and Zentralblatt MATH, with the latter describing it as "a comprehensive pedagogical presentation of the most effective new tools for the study of perturbation methods".[14]
Selected publications
- Nonlinear Wave Equations (CRC Press, 1995) ISBN 978-0-8247-9328-9 Search this book on
. - Fuchsian Reduction (Birkhäuser, 2007) ISBN 978-0-8176-4352-2 Search this book on .
- Kichenassamy, S. (1997). "The Perona‑Malik paradox". SIAM Journal on Applied Mathematics. 57 (5): 1328–1342.
- Kichenassamy, S.; Kumar, A.; Olver, P.; Tannenbaum, A.; Yezzi, A. (1996). Gradient flows and geometric active contour models. Proceedings of the IEEE International Conference on Computer Vision.
- Kichenassamy, Satyanad (2011). "Textual analysis of ancient Indian Mathematics". Ganita Bharati. 33 (1): 15–28.
- Kichenassamy, Satyanad (2025). "Further examples of apodictic discourse, I". arXiv:2504.12345 [math.HO].
References
- ↑ Satyanad Kichenassamy at the Mathematics Genealogy Project
- ↑ 2.0 2.1 "Satyanad KICHENASSAMY". GREI (Groupe de Recherches en Études Indiennes). Retrieved 18 August 2026.
- ↑ "Satyanad KICHENASSAMY". EPHE (École Pratique des Hautes Études). Retrieved 18 August 2026.
- ↑ Kichenassamy, Satyanad (2007). Fuchsian Reduction: Applications to Geometry, Cosmology, and Mathematical Physics. Birkhäuser. ISBN 978-0-8176-4352-2. Search this book on
- ↑ 5.0 5.1 Steinbauer, R. (November 2009). "Review of Fuchsian Reduction by Satyanad Kichenassamy". Monatshefte für Mathematik. 158 (3): 317–318.
- ↑ "Fuchsian Reduction". ISBN.de. Retrieved 18 August 2026.
- ↑ 7.0 7.1 "Satyanad Kichenassamy". Semantic Scholar. Retrieved 18 August 2026.
- ↑ Kichenassamy, S.; Kumar, A.; Olver, P.; Tannenbaum, A.; Yezzi, A. (1996). Gradient flows and geometric active contour models. Proceedings of the IEEE International Conference on Computer Vision.
- ↑ Yezzi, A.; Kichenassamy, S.; Kumar, A.; Olver, P.; Tannenbaum, A. (1997). "A geometric snake model for segmentation of medical imagery". IEEE Transactions on Medical Imaging. 16 (2): 199–209.
- ↑ Kichenassamy, Satyanad (2025). "Further examples of apodictic discourse, I". arXiv:2504.12345 [math.HO].
- ↑ Kichenassamy, Satyanad (2011). "Textual analysis of ancient Indian Mathematics". Ganita Bharati. 33 (1): 15–28.
- ↑ "Satyanad KICHENASSAMY – Communications". Académie des Inscriptions et Belles-Lettres. Retrieved 18 August 2026.
- ↑ "Stanford/Elsevier Top 2% Scientists List". Elsevier Data Repository. Retrieved 18 August 2026.
- ↑ "Review of Nonlinear Wave Equations by Satyanad Kichenassamy". Zentralblatt MATH. 0845.35001. 1995.
External links
- Official website
- Satyanad Kichenassamy at the Mathematics Genealogy Project
- Satyanad Kichenassamy on Semantic Scholar
- Satyanad Kichenassamy on ResearchGate
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