Ramachandran Balasubramanian - Revision history

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quick cleaned up references after review and cleaned formatting

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	{{Short description\|Indian mathematician}}		{{Short description\|Indian
			mathematician (born 1951)}}
	{{Use Indian English\|date=August 2015}}		{{Use Indian English\|date=August 2015}}
	{{Use dmy dates\|date=August 2015}}		{{Use dmy dates\|date=August 2015}}
	[[File:The President, Dr. A.P.J. Abdul Kalam presenting Padma Shri to Prof. Ramachandran Balasubramanian, Director of Institute of Mathematical Science, at investiture ceremony in New Delhi on March 29, 2006.jpg\|300px\|thumb\|The President, Dr. A.P.J. Abdul Kalam presenting Padma Shri to Prof. Ramachandran Balasubramanian, Director of Institute of Mathematical Science, at investiture ceremony in New Delhi on March 29, 2006]]		[[File:The President, Dr. A.P.J. Abdul Kalam presenting Padma Shri to Prof. Ramachandran Balasubramanian, Director of Institute of Mathematical Science, at investiture ceremony in New Delhi on March 29, 2006.jpg\|300px\|thumb\|The President, Dr. A.P.J. Abdul Kalam presenting Padma Shri to Prof. Ramachandran Balasubramanian, Director of Institute of Mathematical Science, at investiture ceremony in New Delhi on March 29, 2006]]
	'''Ramachandran Balasubramanian''' (born 15 March 1951) is an ~~[[India]]n~~ [[mathematician]] and was Director of the [[Institute of Mathematical Sciences, Chennai\|Institute of Mathematical Sciences]] in [[Chennai, India]].<ref>{{cite web\|url=http://www.imsc.res.in/about/newpage.html \|title=~~Archived copy~~ \|access-date=2009-02-07 \|url-status=dead \|archive-url=https://web.archive.org/web/20090310004308/http://www.imsc.res.in/about/newpage.html \|archive-date=10 March 2009 }}</ref> He is known for his work in [[number theory]], which includes settling the final g(4) case of [[Waring's problem]] in 1986.<ref>Balasubramanian, Ramachandran; [[Jean-Marc Deshouillers\|Deshouillers, Jean-Marc]]; Dress, François, ''Problème de Waring pour les bicarrés. I. Schéma de la solution.'' (French. English summary) [Waring's problem for biquadrates. I. Sketch of the solution] Comptes Rendus de l'Académie des Sciences, Série I 303 (1986), no. 4, pp. 85-88</ref><ref>Balasubramanian, Ramachandran; Deshouillers, Jean-Marc; Dress, François, ''Problème de Waring pour les bicarrés. II. Résultats auxiliaires pour le théorème asymptotique.'' (French. English summary) [Waring's problem for biquadrates. II. Auxiliary results for the asymptotic theorem] Comptes Rendus de l'Académie des Sciences, Série I 303 (1986), no. 5, pp. 161-163</ref><!--, proving that there are only finitely many solutions to [[Goormaghtigh conjecture\|a conjecture by Goormaghtigh]]--><!--I don't know if this is actually notable or just happens to have a Wikipedia article about it-->		{{Infobox scientist
			\| name = Ramachandran Balasubramanian
			\| image =
			\| image_size =
			\| caption =
			\| birth_date = {{birth date \|df=y\|1951\|3\|15}}
			\| alma_mater = [[University of Bombay]]
			\| doctoral_advisor = [[K. Ramachandra]]
			\| doctoral_students = [[Sukumar Das Adhikari]]
			\| field = [[Analytic Number Theory\|Mathematics]]
			\| work_institution = [[Institute of Mathematical Sciences, Chennai\|Institute of Mathematical Sciences]]
			}}
			'''Ramachandran Balasubramanian''' (born 15 March 1951) is an Indian [[mathematician]] and was Director of the [[Institute of Mathematical Sciences, Chennai\|Institute of Mathematical Sciences]] in [[Chennai, India]].<ref>{{cite web\|url=http://www.imsc.res.in/about/newpage.html \|title=IMSc Brochure \|access-date=2009-02-07 \|url-status=dead \|archive-url=https://web.archive.org/web/20090310004308/http://www.imsc.res.in/about/newpage.html \|archive-date=10 March 2009 }}</ref> He is known for his work in [[number theory]], which includes settling the final g(4) case of [[Waring's problem]] in 1986.<ref>Balasubramanian, Ramachandran; [[Jean-Marc Deshouillers\|Deshouillers, Jean-Marc]]; Dress, François, ''Problème de Waring pour les bicarrés. I. Schéma de la solution.'' (French. English summary) [Waring's problem for biquadrates. I. Sketch of the solution] Comptes Rendus de l'Académie des Sciences, Série I 303 (1986), no. 4, pp. 85-88</ref><ref>Balasubramanian, Ramachandran; Deshouillers, Jean-Marc; Dress, François, ''Problème de Waring pour les bicarrés. II. Résultats auxiliaires pour le théorème asymptotique.'' (French. English summary) [Waring's problem for biquadrates. II. Auxiliary results for the asymptotic theorem] Comptes Rendus de l'Académie des Sciences, Série I 303 (1986), no. 5, pp. 161-163</ref> He is also known for his work in [[Cryptography]] which includes his famous work with Koblitz, now commonly called the ''Balu-Koblitz Theorem''.<ref>{{Cite journal \|last=Balasubramanian \|first=R. \|last2=Koblitz \|first2=Neal \|date=March 1998 \|title=The Improbability That an Elliptic Curve Has Subexponential Discrete Log Problem under the Menezes—Okamoto—Vanstone Algorithm \|url=http://dx.doi.org/10.1007/s001459900040 \|journal=Journal of Cryptology \|volume=11 \|issue=2 \|pages=141–145 \|doi=10.1007/s001459900040 \|issn=0933-2790}}</ref> His work in [[Arithmetic combinatorics\|Additive Combinatorics]] includes his two page paper on additive complements of squares, hence disproving a long standing conjecture of [[Paul Erdős\|Erdős]].<ref>{{Cite journal \|last=Balasubramanian \|first=R \|date=1988-05-01 \|title=On the additive completion of squares \|url=https://linkinghub.elsevier.com/retrieve/pii/0022314X88900893 \|journal=Journal of Number Theory \|volume=29 \|issue=1 \|pages=10–12 \|doi=10.1016/0022-314X(88)90089-3 \|issn=0022-314X\|url-access=subscription }}</ref><!--, proving that there are only finitely many solutions to [[Goormaghtigh conjecture\|a conjecture by Goormaghtigh]]--><!--I don't know if this is actually notable or just happens to have a Wikipedia article about it-->

	His works on moments of Riemann zeta function is highly appreciated and he was a plenary speaker from India at ICM in 2010. He was a visiting scholar at the [[Institute for Advanced Study]] in 1980-81.<ref name="ias">{{cite web		His works on moments of Riemann zeta function is highly appreciated and he was a plenary speaker from India at ICM in 2010. He was a visiting scholar at the [[Institute for Advanced Study]] in 1980-81.<ref name="ias">{{cite web
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			He was a student of [[Kanakanahalli Ramachandra\|K. Ramachandra]], a lifelong collaborator of [[Jean-Marc Deshouillers]], and co-authored stellar mathematicians like [[M. Ram Murty\|Ram Murty]], [[V. Kumar Murty\|Kumar Murty]], [[Roger Heath-Brown\|Heath-Brown]], [[Neal Koblitz\|N. Koblitz]] and [[Florian Luca\|F. Luca]]. He was the founder and remains a member of the advisory board of the [[Hardy-Ramanujan Journal]].

	==Awards and honours==		==Awards and honours==
	He has received the following awards:		He has received the following awards:
	*The [[Shanti Swarup Bhatnagar Prize for Science and Technology]] in 1990...		*The [[Shanti Swarup Bhatnagar Prize for Science and Technology]] in 1990.
	*The French government's [[Ordre National du Mérite]] for "furthering Indo-French cooperation in the field of mathematics" in 2003.<ref>{{cite news\| url=http://timesofindia.indiatimes.com/articleshow/36596631.cms \| work=The Times Of India \| title=French honour mathematician Balasubramanian \| date=5 February 2003}}</ref>		*The French government's [[Ordre National du Mérite]] for "furthering Indo-French cooperation in the field of mathematics" in 2003.<ref>{{cite news\| url=http://timesofindia.indiatimes.com/articleshow/36596631.cms \| work=The Times Of India \| title=French honour mathematician Balasubramanian \| date=5 February 2003}}</ref>
	*The [[Padma Shri Awards (2000-2009)#2006\|Padma Shri]], the fourth highest civilian award in India, in 2006.<ref>{{cite web\|url=http://india.gov.in/myindia/padmashri_awards_list1.php\|title=India at a Glance\|work=india.gov.in\|access-date=4 March 2015}}</ref>		*The [[Padma Shri Awards (2000-2009)#2006\|Padma Shri]], the fourth highest civilian award in India, in 2006.<ref>{{cite web\|url=http://india.gov.in/myindia/padmashri_awards_list1.php\|title=India at a Glance\|work=india.gov.in\|access-date=4 March 2015}}</ref>
	*Fellow of the [[American Mathematical Society]], 2012.<ref>[https://www.ams.org/profession/fellows-list List of Fellows of the American Mathematical Society], retrieved 2012-11-03.</ref>		*Fellow of the [[American Mathematical Society]], 2012.<ref>[https://www.ams.org/profession/fellows-list List of Fellows of the American Mathematical Society], retrieved 2012-11-03.</ref>
	*The [http://www.rediff.com/news/report/pm-honours-four-n-scientists-with-lifetime-achievement-awards/20130115.htm Lifetime Achievement Award, 2013] awarded by Manmohan Singh, the Prime Minister of India.<ref>{{cite web\|url=http://www.rediff.com/news/report/pm-honours-four-n-scientists-with-lifetime-achievement-awards/20130115.htm\|title=PM honours 4 N-scientists with lifetime achievement awards\|date=15 January 2013\|work=rediff.com\|access-date=4 March 2015}}</ref>		*The [http://www.rediff.com/news/report/pm-honours-four-n-scientists-with-lifetime-achievement-awards/20130115.htm Lifetime Achievement Award, 2013] awarded by Manmohan Singh, the Prime Minister of India.<ref>{{cite web\|url=http://www.rediff.com/news/report/pm-honours-four-n-scientists-with-lifetime-achievement-awards/20130115.htm\|title=PM honours 4 N-scientists with lifetime achievement awards\|date=15 January 2013\|work=rediff.com\|access-date=4 March 2015}}</ref>
	*Fellow of the [[Indian National Science Academy]] (1988)<ref name="Indian Fellow">{{cite web \| url=http://www.insaindia.org.in/detail.php?id=N88-0985 \| title=Indian Fellow \| publisher=INSA \| date=2016 \| access-date=May 13, 2016}}</ref>		*Fellow of the [[Indian National Science Academy]] (1988)<ref name="Indian Fellow">{{cite web \| url=http://www.insaindia.org.in/detail.php?id=N88-0985 \| archive-url=https://web.archive.org/web/20160813010804/http://www.insaindia.org.in/detail.php?id=N88-0985 \| url-status=usurped \| archive-date=13 August 2016 \| title=Indian Fellow \| publisher=INSA \| date=2016 \| access-date=May 13, 2016}}</ref>

	==References==		==References==
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	* [http://www.imsc.res.in/~balu/balucv.pdf His CV]		* [http://www.imsc.res.in/~balu/balucv.pdf His CV]

	{{Padma Shri Award Recipients in Science & Engineering}}		{{2000s Padma Shri Award Recipients in Science & Engineering}}
	{{SSBPST recipients in Mathematical Science}}		{{SSBPST recipients in Mathematical Science}}
	{{Shanti Swarup Bhatnagar Laureates of Tamil Nadu}}		{{Shanti Swarup Bhatnagar Laureates of Tamil Nadu}}

>GoodDay at 00:23, 11 July 2021

2021-07-11T00:23:41Z

New page

{{Short description|Indian mathematician}}
{{Use Indian English|date=August 2015}}
{{Use dmy dates|date=August 2015}}
[[File:The President, Dr. A.P.J. Abdul Kalam presenting Padma Shri to Prof. Ramachandran Balasubramanian, Director of Institute of Mathematical Science, at investiture ceremony in New Delhi on March 29, 2006.jpg|300px|thumb|The President, Dr. A.P.J. Abdul Kalam presenting Padma Shri to Prof. Ramachandran Balasubramanian, Director of Institute of Mathematical Science, at investiture ceremony in New Delhi on March 29, 2006]]
'''Ramachandran Balasubramanian''' (born 15 March 1951) is an [[India]]n [[mathematician]] and was Director of the [[Institute of Mathematical Sciences, Chennai|Institute of Mathematical Sciences]] in [[Chennai, India]].<ref>{{cite web|url=http://www.imsc.res.in/about/newpage.html |title=Archived copy |access-date=2009-02-07 |url-status=dead |archive-url=https://web.archive.org/web/20090310004308/http://www.imsc.res.in/about/newpage.html |archive-date=10 March 2009 }}</ref> He is known for his work in [[number theory]], which includes settling the final g(4) case of [[Waring's problem]] in 1986.<ref>Balasubramanian, Ramachandran; [[Jean-Marc Deshouillers|Deshouillers, Jean-Marc]]; Dress, François, ''Problème de Waring pour les bicarrés. I. Schéma de la solution.'' (French. English summary) [Waring's problem for biquadrates. I. Sketch of the solution] Comptes Rendus de l'Académie des Sciences, Série I 303 (1986), no. 4, pp. 85-88</ref><ref>Balasubramanian, Ramachandran; Deshouillers, Jean-Marc; Dress, François, ''Problème de Waring pour les bicarrés. II. Résultats auxiliaires pour le théorème asymptotique.'' (French. English summary) [Waring's problem for biquadrates. II. Auxiliary results for the asymptotic theorem] Comptes Rendus de l'Académie des Sciences, Série I 303 (1986), no. 5, pp. 161-163</ref>

His works on moments of Riemann zeta function is highly appreciated and he was a plenary speaker from India at ICM in 2010. He was a visiting scholar at the [[Institute for Advanced Study]] in 1980-81.<ref name="ias">{{cite web
|url = http://www.ias.edu/people/cos/users/rbalasubra01
|title = Community of Scholars Profile: Balasubramanian, R.
|publisher = [[Institute for Advanced Study]]
|access-date = 27 September 2012
|url-status = dead
|archive-url = https://web.archive.org/web/20151125100012/https://www.ias.edu/people/cos/users/rbalasubra01
|archive-date = 25 November 2015
|df = dmy-all
}}</ref>

==Awards and honours==
He has received the following awards:
*The [[Shanti Swarup Bhatnagar Prize for Science and Technology]] in 1990...
*The French government's [[Ordre National du Mérite]] for "furthering Indo-French cooperation in the field of mathematics" in 2003.<ref>{{cite news| url=http://timesofindia.indiatimes.com/articleshow/36596631.cms | work=The Times Of India | title=French honour mathematician Balasubramanian | date=5 February 2003}}</ref>
*The [[Padma Shri Awards (2000-2009)#2006|Padma Shri]], the fourth highest civilian award in India, in 2006.<ref>{{cite web|url=http://india.gov.in/myindia/padmashri_awards_list1.php|title=India at a Glance|work=india.gov.in|access-date=4 March 2015}}</ref>
*Fellow of the [[American Mathematical Society]], 2012.<ref>[https://www.ams.org/profession/fellows-list List of Fellows of the American Mathematical Society], retrieved 2012-11-03.</ref>
*The [http://www.rediff.com/news/report/pm-honours-four-n-scientists-with-lifetime-achievement-awards/20130115.htm Lifetime Achievement Award, 2013] awarded by Manmohan Singh, the Prime Minister of India.<ref>{{cite web|url=http://www.rediff.com/news/report/pm-honours-four-n-scientists-with-lifetime-achievement-awards/20130115.htm|title=PM honours 4 N-scientists with lifetime achievement awards|date=15 January 2013|work=rediff.com|access-date=4 March 2015}}</ref>
*Fellow of the [[Indian National Science Academy]] (1988)<ref name="Indian Fellow">{{cite web | url=http://www.insaindia.org.in/detail.php?id=N88-0985 | title=Indian Fellow | publisher=INSA | date=2016 | access-date=May 13, 2016}}</ref>

==References==
{{reflist}}

==External links==
* [http://www.imsc.res.in/~balu/ R. Balasubramian's homepage]
* [http://www.imsc.res.in/~balu/balucv.pdf His CV]

{{Padma Shri Award Recipients in Science & Engineering}}
{{SSBPST recipients in Mathematical Science}}
{{Shanti Swarup Bhatnagar Laureates of Tamil Nadu}}

{{Authority control}}

{{DEFAULTSORT:Balasubramanian, Ramachandran}}
[[Category:20th-century Indian mathematicians]]
[[Category:Recipients of the Padma Shri in science & engineering]]
[[Category:Living people]]
[[Category:Fellows of the Indian National Science Academy]]
[[Category:Tata Institute of Fundamental Research alumni]]
[[Category:Institute for Advanced Study visiting scholars]]
[[Category:Fellows of the American Mathematical Society]]
[[Category:Fellows of the Indian Academy of Sciences]]
[[Category:1951 births]]
[[Category:Recipients of the Shanti Swarup Bhatnagar Award in Mathematical Science]]