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{{Short description|Indian mathematician (born 1960)}}
{{Use Indian English|date=August 2015}}
{{Use dmy dates|date=February 2020}}
{{Infobox scientist
| image = Dipendra Prasad (cropped).jpg
| image_size = 250px
| name = Dipendra Prasad
|birth_date = {{Birth date and age|df=yes|1960|03|22}}
| birth_place = [[Ghazipur]] [[Uttar Pradesh]]
| birth_name =
| death_date =
| death_place =
| citizenship = Indian
| field = Mathematics
| work_institution = {{Nowrap|[[Indian Institute of Technology Bombay]] [[Tata Institute of Fundamental Research]] [[Harish-Chandra Research Institute]]}}
| alma_mater = [[Harvard University]] [[IIT Kanpur]] [[St. Xavier's College, Mumbai]]
| doctoral_advisor = [[Benedict Gross]]
| known_for = [[Gan–Gross–Prasad conjecture]]
| prizes = [[Shanti Swarup Bhatnagar Prize for Science and Technology|S. S. Bhatnagar Prize]] (2002) [[Department of Science and Technology (India)|JC Bose Fellowship 2010-2025]] 
[[TWAS Prize]] (2019)
| website = https://sites.google.com/view/dipendra-prasad/home

}}

'''Dipendra Prasad''' (born 1960)<ref name="insa">{{cite web | url=http://insaindia.org.in/detail.php?id=P03-1342 | archive-url=https://web.archive.org/web/20160812230500/http://insaindia.org.in/detail.php?id=P03-1342 | archive-date=12 August 2016 | title=Indian Fellow: Professor Dipendra Prasad | publisher=[[Indian National Science Academy]] | accessdate=3 January 2013|url-status=usurped}}</ref> is an Indian mathematician. He is an Emeritus Fellow of mathematics at the [[Indian Institute of Technology Bombay]]. He is a [[number theorist]] known for his work in the areas of [[automorphic representations]] and the [[Gan–Gross–Prasad conjecture]].<ref>{{Citation | last1=Gan | first1=Wee Teck | last2=Gross | first2=Benedict H. | last3=Prasad | first3=Dipendra | title=Symplectic local root numbers, central critical L-values, and restriction problems in the representation theory of classical groups | mr=3202556 | year=2012 | journal=[[Astérisque]] | isbn=978-2-85629-348-5 | volume=346 | pages=1–109}}</ref><ref name="b">{{cite web|url=http://www.kurims.kyoto-u.ac.jp/~kyodo/kokyuroku/contents/pdf/1338-17.pdf|access-date=2017-03-11|date=2003|title=Restriction of Hermitian Maas Lifts and the Gross-Prasad Conjecture}}</ref><ref>{{Cite web|url=https://www.ams.org/bookstore-getitem/item=AST-346|title = American Mathematical Society Home}}</ref> He was the president of Commission for Developing Countries (CDC) of [[International Mathematical Union]] (2018–2022)<ref>{{Cite web|url=https://www.mathunion.org/organization/imu-leadership-2019-2022|title=IMU Leadership 2019 – 2022 | International Mathematical Union (IMU)}}</ref> and of Indian Math Society (2021–2022).<ref>{{Cite web|url=https://www.indianmathsociety.org.in/thecouncil.htm|title=Thecouncil}}</ref> Presently, he is the Chairman of the National
Board of Higher Mathematics (NBHM) in India.

Two of his siblings, [[Gopal Prasad]] and [[Shrawan Kumar (mathematician)|Shrawan Kumar]], are also mathematicians.

==Education==
Prasad obtained his [[bachelor's degree]] from the [[St. Xavier's College, Mumbai]] in 1978 before moving to the [[Indian Institute of Technology Kanpur]] for a [[Master's degree|Masters]] which he completed in 1980.<ref>{{Cite web|url=https://iitk.ac.in/dora/profile/Dr-Dipendra-Prasad|title = Dr Dipendra Prasad}}</ref> From 1980–1985, Prasad worked as a research scholar at the Tata Institute of Fundamental Research, Mumbai (TIFR Mumbai).<ref name="tifr-home"/> He then completed his PhD under the supervision of [[Benedict Gross]] at Harvard, in 1989.<ref name="tifr-home"/><ref>{{MathGenealogy|id=30163}}</ref>

==Career==
From 1989–1997, Prasad was a research assistant, fellow, and then reader at TIFR Mumbai.<ref name="tifr-home"/> From 1992–1993, Prasad was a member of the [[Institute for Advanced Study]].<ref name="tifr-home"/> From 1994–2004, Prasad was an associate professor and then full professor at the [[Harish-Chandra Research Institute]] in [[Allahabad]].<ref name="tifr-home"/> From 2004 until 2019, Prasad was a professor at TIFR Mumbai.<ref name="tifr-home">{{cite web|title=D. Prasad |last=Prasad |first=Dipendra |url=http://www.math.tifr.res.in/~dprasad/#exp |accessdate=27 September 2019}}</ref> In 2019, Prasad moved to the Indian Institute of Technology Bombay.<ref>{{cite web|url=http://iitb.ac.in/en/employee/prof-dipendra-prasad |title=Prof. Dipendra Prasad |website=Indian Institute of Technology Bombay |accessdate=27 September 2019}}</ref>

==Awards==
In recognition of his contributions, the [[Government of India]] awarded him the [[Shanti Swarup Bhatnagar Prize for Science and Technology|Shanti Swarup Bhatnagar Prize]] in [[mathematical sciences]] for 2002. In 2010 he was awarded the JC Bose of the [[Department of Science and Technology (India)|Department of Science and Technology]], New Delhi.<ref>{{Cite web|url=http://www.tifr.res.in/Notices/search.php?sp=20&past=Y&appid=awardshonours_notices|title = Tata Institute of Fundamental Research | TIFR|archive-url=https://web.archive.org/web/20131105025410/https://www.tifr.res.in/Notices/search.php?sp=20&past=Y&appid=awardshonours_notices|archive-date=2013-11-05|url-status=unfit}}</ref> He is also a recipient of the Swarna Jayanti Fellowship in 1999.<ref name="insa"/> He was Invited Speaker on the [[International Congress of Mathematicians]] 2018 in [[Rio de Janeiro]] in Section 7 (Lie Groups and Generalizations) with the talk 'Ext-analogues of branching laws'.

===List of awards and honours===
* Fellowship of TWAS (2023).{{cn|date=December 2025}}
* TWAS Prize (2019), [https://twas.org/article/winners-2019-twas-prizes-announced The World Academy of Sciences]
* Invited speaker at ICM(2018){{cn|date=December 2025}}
* Jean-Morlet Chair, [[Centre International de Rencontres Mathématiques]] (2016)<ref>{{cite web|title=Semesters|url=http://www.chairejeanmorlet.com/semesters.html|website=Chaire Jean-Morlet|accessdate=20 July 2017}}</ref>
* Srinivasa Ramanujan Birth Centenary Award of The Indian Science Congress Association (ISCA), 2005.{{cn|date=December 2025}}
* Fellow, [[Indian National Science Academy]] (2003).<ref name="insa" />
* [[Shanti Swarup Bhatnagar Prize for Science and Technology]], 2002.{{cn|date=December 2025}}
* Fellow of [[The National Academy of Sciences, India]] (1997).<ref name="nasi">{{cite web
| url=http://www.nasi.org.in/fellows.asp?RsFilter=P
| title=Fellows – The National Academy of Sciences, India
| publisher=[[The National Academy of Sciences, India|NASI]]
| accessdate=11 January 2013
| archive-date=4 March 2016
| archive-url=https://web.archive.org/web/20160304044529/http://www.nasi.org.in/fellows.asp?RsFilter=P
| url-status=dead
}}</ref>
* Fellow, [[Indian Academy of Sciences]] (1995).{{cn|date=December 2025}}

==Selected publications==
*{{cite journal
|last1=Prasad |first1=Dipendra
|year=1990
|title=Trilinear forms for representations of <math>\mathrm{GL}(2)</math> and local <math>\varepsilon</math>-factors
|journal=[[Compositio Mathematica]]
|volume=75
|pages=1–46
|url=http://www.numdam.org/item/CM_1990__75_1_1_0/}}
*{{cite journal
|last1=Gross | first1=Benedict H.
|last2=Prasad |first2=Dipendra
|year=1992
|title=On the decomposition of a representation of <math>SO_n</math> when restricted to <math>SO_{n-1}</math>
|journal=[[Canadian Journal of Mathematics]]
|volume=44
|pages=974–1002
|doi=10.4153/cjm-1992-060-8 |doi-access=free}}
*{{cite journal
|last1=Prasad |first1=Dipendra
|last2=Ramakrishnan |first2=Dinakar
|year=2012
|title= On the self-dual representations of division algebras over local fields
|journal=[[American Journal of Mathematics]]
|volume= 134| issue = 3
|pages=749–772
|doi=10.1353/ajm.2012.0017|arxiv=0807.0240|s2cid=15266018 }}
*{{cite book |last1=Gan | first1=Wee Teck |last2=Gross | first2=Benedict H. |last3=Prasad | first3=Dipendra | title=Sur les conjectures de Gross et Prasad | publisher= Astérisque (Societé mathématique de France) | publication-place=Paris | date=2012 | isbn=978-2-85629-348-5 | oclc=827954844 | chapter=Symplectic local root numbers, central critical L-values, and restriction problems in the representation theory of classical groups| pages=1-109}}
*{{cite conference
| last1=Prasad | first1=Dipendra
| title=Ext-analogues of branching laws
| book-title=Proceedings of the International Congress of Mathematicians
| location=Rio de Janeiro
| volume=II. Invited lectures
| pages=1367–1392
| publisher=World Scientific Publishing, Hackensack, NJ
| date=2018
| doi=10.1142/9789813272880_0101
| arxiv=1306.2729}}
*{{cite journal
| last1=Prasad | first1=Dipendra
| title=A refined notion of arithmetically equivalent number fields, and curves with isomorphic Jacobians
| journal=[[Advances in Mathematics]]
| volume=312
| date=2017
| pages=198–208
| doi=10.1016/j.aim.2017.03.017 | doi-access=free| arxiv=1409.3173
}}
*{{cite journal
| last1=Prasad | first1=Dipendra
| title=A mod-p Artin–Tate conjecture, and generalizing the Herbrand–Ribet theorem
| journal=[[Pacific Journal of Mathematics]]
| volume=303
| issue=1
| date=2019
| pages=299–316
| doi=10.2140/pjm.2019.303.299| arxiv=1703.01563
| s2cid=119150809
}}
*{{cite journal
| last1=Prasad | first1=Dipendra
| title=Generic representations for symmetric spaces
| journal=[[Advances in Mathematics]]
| volume=348
| date=2019
| pages=378–411
| doi=10.1016/j.aim.2019.03.016
| arxiv=1802.01397| s2cid=119305415
}}
*{{cite journal
| last1=Gan | first1=Wee Teck
| last2=Gross | first2=Benedict H.
| last3=Prasad | first3=Dipendra
| title=Branching laws for classical groups: the non-tempered case
| journal=[[Compositio Mathematica]]
| volume=156
| issue=11
| date=2020
| pages=2298–2367
| doi=10.1112/S0010437X20007496
| arxiv=1911.02783| s2cid=207847322
}}
*{{cite journal
| last1=Nair | first1=Arvind N.
| last2=Prasad | first2=Dipendra
| title=Cohomological representations for real reductive groups
| journal=Journal of the London Mathematical Society
| volume=104
| issue=4
| pages=1505–1571
| date=2021
| doi=10.1112/jlms.12468
|issn=0024-6107
| arxiv=1904.00694| s2cid=90262556
}}

==References==
{{reflist}}

==External links==
* {{MathGenealogy|id=30163}}

{{SSBPST recipients in Mathematical Science}}

{{Authority control}}

{{DEFAULTSORT:Prasad, Dipendra}}
[[Category:1960 births]]
[[Category:Living people]]
[[Category:20th-century Indian mathematicians]]
[[Category:21st-century Indian mathematicians]]
[[Category:Fellows of the National Academy of Sciences, India]]
[[Category:Fellows of the Indian Academy of Sciences]]
[[Category:Fellows of the Indian National Science Academy]]
[[Category:Harvard University alumni]]
[[Category:IIT Kanpur alumni]]
[[Category:St. Xavier's College, Mumbai, alumni]]
[[Category:Academic staff of Tata Institute of Fundamental Research]]
[[Category:Scientists from Maharashtra]]
[[Category:People from Ghazipur]]
[[Category:Recipients of the Shanti Swarup Bhatnagar Award in Mathematical Science]]

Dipendra Prasad - Revision history

Bahoglalat at 06:23, 7 May 2026