Chen Greif
{{Short description|Computer scientist}}
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{{Infobox scientist
| name = Chen Greif
| native_name = חן גרייף
| native_name_lang = he
| fields = Scientific Computing, Numerical Linear Algebra
| workplaces = University of British Columbia
| alma_mater = Tel Aviv University, University of British Columbia
| doctoral_advisor =
| thesis_title =
| thesis_url =
| thesis_year = 1998
| known_for = Iterative solvers, preconditioning techniques, numerical linear algebra
| awards = Fellow of the Society for Industrial and Applied Mathematics (2022)
}}
Chen Greif ({{Langx|he|חן גרייף}}) is a professor and former department head of computer science at the University of British Columbia. In March 2022 he was elected a fellow of the Society for Industrial and Applied Mathematics for "contributions to scientific computing, especially in numerical linear algebra and its applications."{{cite press release |title=SIAM Announces Class of 2022 Fellows |url=https://sinews.siam.org/Details-Page/siam-announces-class-of-2022-fellows |publisher=Society for Industrial and Applied Mathematics |date=March 31, 2022}}
Education
Greif attended Tel Aviv University, earning a bachelor's degree 1991 and a master's degree in 1994 in mathematics. He continued his education at the University of British Columbia, where he was awarded a PhD in Applied Mathematics in 1998. He was also a postdoctoral fellow at Stanford University from 1998 to 2000.{{cite web |title=Chen Greif - Bio |url=https://www.cs.ubc.ca/~greif/Bio.html |publisher=University of British Columbia |access-date=April 2, 2022}}
Research
His research is primarily concerning scientific computing and more specifically:
- Matrix theory and analysis
- Iterative solvers and preconditioning techniques for sparse linear systems
- Saddle-point linear systems
- Numerical solution of elliptic partial differential equations
- Linear algebra aspects of constrained optimization problems
Selected publication
= Books =
- Ascher UM, Greif C, editors. A first course in numerical methods. Society for Industrial and Applied Mathematics; 2011 June 22. Cited 166 times in Google Scholar[https://scholar.google.com/scholar?hl=en&as_sdt=0%2C33&q=Chen+Greif&btnG=#d=gs_cit&u=%2Fscholar%3Fq%3Dinfo%3AEKwD-YtcDvsJ%3Ascholar.google.com%2F%26output%3Dcite%26scirp%3D0%26hl%3Den] Google Scholar author page Accessed April 9, 2012.
= Articles =
- Golub GH, Greif C. On solving block-structured indefinite linear systems. SIAM Journal on Scientific Computing. 2003;24(6):2076-92. Cited 181 times in Google Scholar
- Avron H, Sharf A, Greif C, Cohen-Or D. ℓ1-sparse reconstruction of sharp point set surfaces. ACM Transactions on Graphics (TOG). 2010 Nov 5;29(5):1-2. Cited 145 times in Google Scholar
- Golub GH, Greif C. An Arnoldi-type algorithm for computing page rank. BIT Numerical Mathematics. 2006 Dec 1;46(4):759-71. Cited 121 times in Google Scholar
- Greif C, Schötzau D. Preconditioners for the discretized time-harmonic Maxwell equations in mixed form. Numerical Linear Algebra with Applications. 2007 May;14(4):281-97.Cited 114 times in Google Scholar
References
{{reflist}}
External links
- [https://www.cs.ubc.ca/~greif Faculty website]
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Category:Israeli expatriates in Canada
Category:Fellows of the Society for Industrial and Applied Mathematics
Category:Academic staff of the University of British Columbia
Category:Tel Aviv University alumni