Abbas Bahri

Abbas Bahri (1 Janairu 1955 – 10 Janairu 2016) masanin lissafin Tunisiya ne.  Shi ne ya lashe kyautar Fermat da Langevin Prize a fannin lissafi. Ya kasance farfesa a fannin lissafi a Jami'ar Rutgers.

Ya fi yin nazarin lissafin bambance-bambance, daidaitattun daidaituwa, da bambancin lissafi (calculus of variations, partial differential equations, and differential geometry). Ya gabatar da hanyar mahimman bayanai a cikin iyaka, wanda shine mataki na asali a cikin lissafin bambancin (calculus of variations).

 Tarihin Rayuwa 
Bahri ya yi karatunsa na sakandare a kasar Tunisia, sannan ya yi karatu a Faransa. Ya halarci École Normale Superieure a Paris  a cikin shekarar 1974, ɗan Tunisiya na farko da ya yi haka.

A cikin shekarar 1981, ya kammala karatun digiri na uku daga Jami'ar Pierre-and-Marie-Curie.  Mashawarcin karatunsa shine masanin lissafin Faransa Haïm Brezis.  Bayan haka, ya kasance masanin kimiyya mai ziyara a Jami'ar Chicago.

A cikin watan Oktoba 1981, Bahri ya zama malami a fannin lissafi a Jami'ar Tunis. Ya koyar a matsayin malami a École Polytechnique daga shekarun 1984 zuwa 1993. "Abbas Bahri." (n.d.): Marquis Biographies Online. Web. 11 July 2014. A shekara ta 1988, ya zama farfesa a jami'ar Rutgers.  A Rutgers, ya kasance darektan Cibiyar Nazarin Ƙira daga shekarun 1988 zuwa 2002.

 Rayuwa ta sirri 
Ya auri Diana Nunziante a ranar 20 ga watan Yuni 1991. Bahri, Abbas. n.p.: 2014. Gale Virtual Reference Library. Web. 11 July 2014. Matarsa ‘yar ƙasar Italiya ce kuma sun haifi ‘ya’ya huɗu.  A ranar 10 ga watan Janairu 2016, ya mutu sakamakon doguwar jinya yana da shekaru 61.

 Kyauta 
A cikin shekarar 1989, Bahri ya lashe lambar yabo ta Fermat don Lissafi, tare da Kenneth Alan Ribet, don gabatar da sababbin hanyoyin a cikin lissafin bambancin (calculus of variations).

 Ayyuka 

 Pseudo-orbits of contact forms (1988)
 Critical Points at Infinity in Some Variational Problems (1989)
 Classical and Quantic Periodic Motions of Multiply Polarized Spin-Particles (1998)
 Flow lines and algebraic invariants in contact form geometry (2003)
 Recent progress in conformal geometry with Yongzhong Xu (2007)

 Zaɓaɓɓun wallafe-wallafe 

 Bahri, Abbas (August 2009). "Variations at infinity in contact form geometry". Journal of Fixed Point Theory & Its Applications. 5 (2): 265–289. doi:10.1007/s11784-009-0102-0. S2CID 120456000.
 Bahri, Abbas; Taimonov, Iskander A. (July 1998). "Periodic Orbits in Magnetic Fields and Ricci Curvature of Lagrangian Systems" (PDF). Transactions of the American Mathematical Society. 350 (7): 2697–2717. arXiv:dg-ga/9511016. doi:10.1090/s0002-9947-98-02108-4. S2CID 15064503. Retrieved 11 July 2014.

 Manazarta 

Category:Haifaffun 1955