Draft:Constantin Banica
Romanian mathematician
From Wikipedia, the free encyclopedia
Constantin Bănică (24 August 1942 – 25 December 1991) was a Romanian mathematician known for his contributions to complex analytic geometry and to the study of vector bundles on complex spaces.[1] He was a corresponding member of the Romanian Academy and a leading figure in Romanian mathematics in the latter half of the 20th century.[2]
Submission declined on 6 December 2025 by Josedimaria (talk).
Where to get help
How to improve a draft
You can also browse Wikipedia:Featured articles and Wikipedia:Good articles to find examples of Wikipedia's best writing on topics similar to your proposed article. Improving your odds of a speedy review To improve your odds of a faster review, tag your draft with relevant WikiProject tags using the button below. This will let reviewers know a new draft has been submitted in their area of interest. For instance, if you wrote about a female astronomer, you would want to add the Biography, Astronomy, and Women scientists tags. Editor resources
|  |
This draft is not adequately supported by reliable sources. Wikipedia's verifiability policy requires that all content be supported by reliable sources.
Declined by Dan arndt 6 months ago.
| |
This draft is not adequately supported by reliable sources. Wikipedia's verifiability policy requires that all content be supported by reliable sources.
Declined by Hekatlys 6 months ago.
| |
Comment: Entirely unsourced. hekatlys ✉ 18:36, 9 October 2025 (UTC)
Constantin Bănică | |
|---|---|
| Born | August 24, 1942 Chișinău, Kingdom of Romania |
| Died | December 25, 1991 (aged 49) Sinaia, Romania |
| Alma mater | University of Bucharest |
| Known for | Duality theorems on Stein varieties, algebraic methods in complex analytic geometry |
| Scientific career | |
| Fields | Mathematics, Complex analytic geometry, Algebraic geometry |
| Institutions | Institute of Mathematics of the Romanian Academy |
| Thesis | Teoreme de dualitate pe varietăți Stein și coomologie cu suport compact |
| Doctoral advisor | Corneliu Constantinescu |
| Doctoral students | Vasile Branzanescu, Mihai Putinar, Matei Toma |
Biography
Bănică was born in Chișinău, Kingdom of Romania (now Moldova), in 1942. He studied mathematics at the University of Bucharest, where he obtained his Ph.D. under Corneliu Constantinescu.[3] He became a researcher at the Institute of Mathematics of the Romanian Academy (IMAR), where he spent most of his career.
His work focused on complex analytic geometry and its connections with algebraic geometry, in particular on duality theorems for Stein varieties and cohomology with compact support.[1] He co-authored several influential papers and books that introduced algebraic methods into the study of complex analytic spaces.
Bănică co-authored the book Algebraic Methods in the Global Theory of Complex Spaces (1976) with Octavian Stănășilă, a comprehensive account of algebraic geometric cohomological techniques adapted to the complex-analytic setting. The book was positively reviewed by Robin Hartshorne in the Bulletin of the American Mathematical Society.[1]
Selected publications
- C. Bănică & A. Stănășilă, Algebraic Methods in the Global Theory of Complex Spaces, Wiley, 1976.
- C. Bănică, O. Forster, Multiplicity structures on space curves, Algebraic geometry, Proc. Lefschetz Centen. Conf., Mexico City/Mex. 1984, Part I, [Contemp. Math. 58], 47-64 (1986)
- C. Bănică & M. Putinar & G. Schumacher, "Variation der globalen Ext in Deformationen kompakter komplexer Räume", Math. Ann. 250, 135–155 (1980)
- C. Banica & M. Putinar, "On complex vector bundles on projective threefolds", Invent. Math. 88, 427-438 (1987).
Honors
- Corresponding member, Romanian Academy (1991)[4]
Commemoration
The Institute of Mathematics of the Romanian Academy (IMAR) named one of its main lecture halls after him — Sala 306-307 „Constantin Bănică”.[5] Numerous research seminars, including the Geometry Seminar, are regularly held there.[6]
A memorial conference, "Conferinţă în memoria lui Constantin Bănică", was held at the Institute on 25 November 2011.[7]
- provide significant coverage: discuss the person in detail, not brief mentions or interviews lacking independent analysis;
- are reliable: from reputable outlets with editorial oversight;
- are independent: not connected to the person, such as interviews, press releases, the subject's own website, or sponsored content.
Please add references that meet all three of these criteria. If none exist, the subject is not yet suitable for Wikipedia.