Rajendra Bhatia (born 1952) is an Indian mathematician, author, and educator. He is currently a professor of mathematics at
Ashoka University located in Sonipat, Haryana ,India.
Education
He studied at the
University of Delhi, where he completed his BSc degree in
physics and MSc degree in
mathematics
Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...
, and moved to the
Indian Statistical Institute,
Kolkata, where he completed his Ph.D. in 1982 under the probabilist
K. R. Parthasarathy.
Research
Bhatia's research interests include matrix inequalities, calculus of
matrix functions, means of matrices, and connections between
harmonic analysis
Harmonic analysis is a branch of mathematics concerned with the representation of Function (mathematics), functions or signals as the Superposition principle, superposition of basic waves, and the study of and generalization of the notions of Fo ...
, geometry and matrix analysis.
He is one of the eponyms of the
Bhatia–Davis inequality
In mathematics, the Bhatia–Davis inequality, named after Rajendra Bhatia and Chandler Davis, is an upper bound on the variance ''σ''2 of any bounded probability distribution on the real line.
Statement
Let ''m'' and M be the lower and uppe ...
.
Academic life
Rajendra Bhatia founded the series Texts and Readings in Mathematics in 1992 and the series Culture and History of Mathematics on the history of
Indian mathematics
Indian mathematics emerged in the Indian subcontinent from 1200 BCE until the end of the 18th century. In the classical period of Indian mathematics (400 CE to 1200 CE), important contributions were made by scholars like Aryabhata, Brahmagupta ...
. He has served on the editorial boards of several major international journals such as Linear Algebra and Its Applications, and the
SIAM Journal on Matrix Analysis and Applications.
Awards
Bhatia was awarded the
INSA Medal for Young Scientists in 1982. He won the
Shanti Swarup Bhatnagar Prize for Science and Technology in Mathematical Science in 1995. In 2017 he was awarded the
Hans Schneider Prize in Linear Algebra The Hans Schneider Prize in Linear Algebra is awarded every three years by the International Linear Algebra Society. It recognizes research, contributions, and achievements at the highest level of linear algebra and was first awarded in 1993. It m ...
.
[http://www.ilasic.org/misc/hsall.html ILAS winners]
Books
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See also
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Bhatia–Davis inequality
In mathematics, the Bhatia–Davis inequality, named after Rajendra Bhatia and Chandler Davis, is an upper bound on the variance ''σ''2 of any bounded probability distribution on the real line.
Statement
Let ''m'' and M be the lower and uppe ...
References
External links
A Brief History of Fourier Series by Prof. Rajendra Bhatia*
{{DEFAULTSORT:Bhatia, Rajendra
1952 births
Living people
20th-century Indian mathematicians
21st-century Indian mathematicians
Indian Statistical Institute alumni
Indian Statistical Institute faculty
Fellows of the Indian National Science Academy
Fellows of the Indian Academy of Sciences
Recipients of the Shanti Swarup Bhatnagar Award in Mathematical Science