## Natarajan, Pinnangudi Narayanasubramanian

Compute Distance To:
 Author ID: natarajan.pinnangudi-narayanasubramanian Published as: Natarajan, P. N.; Natarajan, Pinnangudi Narayanasubramanian; Natarajan, Pinnangudi N.
 Documents Indexed: 98 Publications since 1978, including 7 Books Co-Authors: 7 Co-Authors with 11 Joint Publications 511 Co-Co-Authors
all top 5

### Co-Authors

 79 single-authored 4 Sakthivel, S. 3 Dutta, Hemen 2 Deepa, R. Acharya 1 Aasma, Ants 1 Bhaskaran, Rajesh 1 Cho, Yeol Je 1 Geller, Susan C. 1 Musavi, Mohamad T. 1 Rangachari, M. S. 1 Ressom, H. 1 Varghese, R. S.
all top 5

### Serials

 16 Indian Journal of Mathematics 12 Commentationes Mathematicae 8 The Journal of Analysis 7 Annales Mathématiques Blaise Pascal 6 Journal of Combinatorics, Information & System Sciences 4 $$p$$-Adic Numbers, Ultrametric Analysis, and Applications 3 Analysis (München) 2 Indian Journal of Pure & Applied Mathematics 2 Journal of the Ramanujan Mathematical Society 2 Bulletin of the Allahabad Mathematical Society 2 Far East Journal of Mathematical Sciences 2 African Diaspora Journal of Mathematics 1 Bulletin of the Australian Mathematical Society 1 Revue Roumaine de Mathématiques Pures et Appliquées 1 Rocky Mountain Journal of Mathematics 1 Bulletin of the London Mathematical Society 1 Fuzzy Sets and Systems 1 Indagationes Mathematicae 1 The Journal of the Indian Mathematical Society. New Series 1 Proceedings of the American Mathematical Society 1 Simon Stevin 1 Bulletin de la Société Matheḿatique de Belgique. Série B 1 Journal of Orissa Mathematical Society 1 Facta Universitatis. Series Mathematics and Informatics 1 Mathematica Pannonica 1 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 1 Far East Journal of Mathematical Sciences 1 The Ramanujan Journal 1 Scientiae Mathematicae Japonicae 1 Annales Societatis Mathematicae Polonae 1 Communications in Mathematical Analysis 1 Forum for Interdisciplinary Mathematics 1 SpringerBriefs in Mathematics
all top 5

### Fields

 83 Sequences, series, summability (40-XX) 43 Functional analysis (46-XX) 17 Field theory and polynomials (12-XX) 15 Real functions (26-XX) 11 Operator theory (47-XX) 2 Number theory (11-XX) 2 Computer science (68-XX) 1 Associative rings and algebras (16-XX) 1 Biology and other natural sciences (92-XX)

### Citations contained in zbMATH Open

37 Publications have been cited 75 times in 38 Documents Cited by Year
An introductory course in summability theory. Zbl 1375.40001
Aasma, Ants; Dutta, Hemen; Natarajan, P. N.
2017
The Steinhaus theorem for Toeplitz matrices in non-archimedean fields. Zbl 0401.40005
Natarajan, P. N.
1978
Silvermann-Toeplitz theorem for double sequences and series and its application to Nőrlund means in non-Archimedean fields. Zbl 1009.40002
Natarajan, P. N.; Srinivasan, V.
2002
Weighted means in non-Archimedean fields. Zbl 0836.40003
Natarajan, P. N.
1995
On the core of a sequence over valued fields. Zbl 0744.47055
Natarajan, P. N.
1990
Criterion for regular matrices in non-Archimedean fields. Zbl 0751.40003
Natarajan, P. N.
1991
Euler and Taylor methods of summability in complete ultrametric fields. Zbl 1132.40311
Natarajan, P. N.
2003
On Nörlund method of summability in non-Archimedean fields. Zbl 0807.40005
Natarajan, P. N.
1994
On the $$(M,\lambda _{n})$$ method of summability. Zbl 1270.40005
Natarajan, P. N.
2013
Some Steinhaus type theorems over valued fields. Zbl 0897.46062
Natarajan, P. N.
1996
On certain spaces containing the space of Cauchy sequences. Zbl 1245.40007
Natarajan, P. N.
1990
Applications of fuzzy logic in genomics. Zbl 1066.92030
Ressom, H.; Natarajan, P.; Varghese, R. S.; Musavi, M. T.
2005
Product theorems for certain summability methods in non-Archimedean fields. Zbl 1049.40006
Natarajan, P. N.
2003
Multiplication of series with terms in a non-Archimedean field. Zbl 0393.40006
Natarajan, P. N.
1978
An introduction to ultrametric summability theory. 2nd revised and enlarged edition. Zbl 1334.40001
Natarajan, P. N.
2015
Natarajan method of summability for double sequences and series. Zbl 1389.40020
Natarajan, P. N.
2016
A theorem of Steinhaus type. Zbl 0918.40001
Natarajan, P. N.
1997
Some more Steinhaus type theorems over valued fields. Zbl 0943.47058
Natarajan, P. N.
1999
Summability matrices of type $$M$$ in non-archimedean analysis. Zbl 1239.40007
Natarajan, P. N.
2009
An introduction to ultrametric summability theory. Zbl 1284.40001
Natarajan, P. N.
2014
The Schur and Steinhaus theorems for 4-dimensional matrices in ultrametric fields. Zbl 1296.40008
Natarajan, P. N.
2011
A generalization of a theorem of Móricz and Rhoades on weighted means. Zbl 1296.40004
Natarajan, P. N.
2012
Some characterizations of Schur matrices in ultrametric fields. Zbl 1296.40009
Natarajan, P. N.
2012
Cauchy multiplication of Euler summable series in ultrametric fields. Zbl 1306.40008
Deepa, R.; Natarajan, P. N.; Srinivasan, V.
2013
An addendum to the paper “Some characterizations of Schur matrices in ultrametric fields”. Zbl 1296.40010
Natarajan, P. N.
2013
Weighted means for double sequences in non-Archimedean fields. Zbl 1105.40003
Natarajan, P. N.; Sakthivel, S.
2006
Another theorem on weighted means. Zbl 1234.40005
Natarajan, P. N.
2010
A Tauberian theorem for weighted means in non-Archimedean fields. Zbl 1267.40005
Natarajan, P. N.
2009
A theorem on weighted means in non-Archimedean fields. Zbl 1264.12008
Natarajan, P. N.
2010
Characterization of a class of infinite matrices with applications. Zbl 0583.46063
Natarajan, P. N.
1986
Multiplication of double series and convolution of double infinite matrices in non-Archimedean fields. Zbl 1152.40004
Natarajan, P. N.; Sakthivel, S.
2008
A Steinhaus type theorem. Zbl 0633.40006
Natarajan, P. N.
1987
Characterization of some special classes of infinite matrices over non- Archimedean fields. Zbl 0789.40005
Natarajan, P. N.
1992
A new definition of convergence of a double sequence and a double series and Silverman-Toeplitz theorem. Zbl 1329.40005
Natarajan, P. N.
2014
A Tauberian theorem for weighted means in non-Archimedean fields-revisited and revised. Zbl 1332.40005
Natarajan, P. N.
2014
A product theorem for the Euler and the Natarajan methods of summability. Zbl 1282.40003
Natarajan, Pinnangudi Narayanasubramanian
2013
Classical summability theory. Zbl 1380.40001
Natarajan, P. N.
2017
An introductory course in summability theory. Zbl 1375.40001
Aasma, Ants; Dutta, Hemen; Natarajan, P. N.
2017
Classical summability theory. Zbl 1380.40001
Natarajan, P. N.
2017
Natarajan method of summability for double sequences and series. Zbl 1389.40020
Natarajan, P. N.
2016
An introduction to ultrametric summability theory. 2nd revised and enlarged edition. Zbl 1334.40001
Natarajan, P. N.
2015
An introduction to ultrametric summability theory. Zbl 1284.40001
Natarajan, P. N.
2014
A new definition of convergence of a double sequence and a double series and Silverman-Toeplitz theorem. Zbl 1329.40005
Natarajan, P. N.
2014
A Tauberian theorem for weighted means in non-Archimedean fields-revisited and revised. Zbl 1332.40005
Natarajan, P. N.
2014
On the $$(M,\lambda _{n})$$ method of summability. Zbl 1270.40005
Natarajan, P. N.
2013
Cauchy multiplication of Euler summable series in ultrametric fields. Zbl 1306.40008
Deepa, R.; Natarajan, P. N.; Srinivasan, V.
2013
An addendum to the paper “Some characterizations of Schur matrices in ultrametric fields”. Zbl 1296.40010
Natarajan, P. N.
2013
A product theorem for the Euler and the Natarajan methods of summability. Zbl 1282.40003
Natarajan, Pinnangudi Narayanasubramanian
2013
A generalization of a theorem of Móricz and Rhoades on weighted means. Zbl 1296.40004
Natarajan, P. N.
2012
Some characterizations of Schur matrices in ultrametric fields. Zbl 1296.40009
Natarajan, P. N.
2012
The Schur and Steinhaus theorems for 4-dimensional matrices in ultrametric fields. Zbl 1296.40008
Natarajan, P. N.
2011
Another theorem on weighted means. Zbl 1234.40005
Natarajan, P. N.
2010
A theorem on weighted means in non-Archimedean fields. Zbl 1264.12008
Natarajan, P. N.
2010
Summability matrices of type $$M$$ in non-archimedean analysis. Zbl 1239.40007
Natarajan, P. N.
2009
A Tauberian theorem for weighted means in non-Archimedean fields. Zbl 1267.40005
Natarajan, P. N.
2009
Multiplication of double series and convolution of double infinite matrices in non-Archimedean fields. Zbl 1152.40004
Natarajan, P. N.; Sakthivel, S.
2008
Weighted means for double sequences in non-Archimedean fields. Zbl 1105.40003
Natarajan, P. N.; Sakthivel, S.
2006
Applications of fuzzy logic in genomics. Zbl 1066.92030
Ressom, H.; Natarajan, P.; Varghese, R. S.; Musavi, M. T.
2005
Euler and Taylor methods of summability in complete ultrametric fields. Zbl 1132.40311
Natarajan, P. N.
2003
Product theorems for certain summability methods in non-Archimedean fields. Zbl 1049.40006
Natarajan, P. N.
2003
Silvermann-Toeplitz theorem for double sequences and series and its application to Nőrlund means in non-Archimedean fields. Zbl 1009.40002
Natarajan, P. N.; Srinivasan, V.
2002
Some more Steinhaus type theorems over valued fields. Zbl 0943.47058
Natarajan, P. N.
1999
A theorem of Steinhaus type. Zbl 0918.40001
Natarajan, P. N.
1997
Some Steinhaus type theorems over valued fields. Zbl 0897.46062
Natarajan, P. N.
1996
Weighted means in non-Archimedean fields. Zbl 0836.40003
Natarajan, P. N.
1995
On Nörlund method of summability in non-Archimedean fields. Zbl 0807.40005
Natarajan, P. N.
1994
Characterization of some special classes of infinite matrices over non- Archimedean fields. Zbl 0789.40005
Natarajan, P. N.
1992
Criterion for regular matrices in non-Archimedean fields. Zbl 0751.40003
Natarajan, P. N.
1991
On the core of a sequence over valued fields. Zbl 0744.47055
Natarajan, P. N.
1990
On certain spaces containing the space of Cauchy sequences. Zbl 1245.40007
Natarajan, P. N.
1990
A Steinhaus type theorem. Zbl 0633.40006
Natarajan, P. N.
1987
Characterization of a class of infinite matrices with applications. Zbl 0583.46063
Natarajan, P. N.
1986
The Steinhaus theorem for Toeplitz matrices in non-archimedean fields. Zbl 0401.40005
Natarajan, P. N.
1978
Multiplication of series with terms in a non-Archimedean field. Zbl 0393.40006
Natarajan, P. N.
1978
all top 5

### Cited by 41 Authors

 15 Natarajan, Pinnangudi Narayanasubramanian 6 Dutta, Hemen 5 Paikray, Susanta Kumar 4 Talebi, Gholamreza 3 Das, A. A. 2 Fernández-Sánchez, Juan 2 Jena, Bidu Bhusan 2 Pradhan, Tejaswini 1 Alotaibi, Abdullah M. 1 Aral, Nazlim Deniz 1 Baliarsingh, Pinakadhar 1 Bernal-Gonzàlez, Luis 1 Choudhary, Anu 1 Das, Shilpa 1 Durante, Fabrizio 1 Fridy, John A. 1 Günal, Şerife 1 Ignazzi, Claudio 1 Jati, R. K. 1 Jemima, D. Eunice 1 Kryczka, Andrzej 1 Kurlej, Konrad 1 Malkowsky, Eberhard 1 Milovanović, Gradimir V. 1 Nayak, Laxmipriya 1 Orhan, Cihan 1 Pandoh, Suruchi 1 Patro, M. 1 Pongsriiam, Prapanpong 1 Raj, Kuldip 1 Rakočević, Vladimir 1 Rhoades, Billy E. 1 Savaş, Ekrem 1 Selmanogullari, T. 1 Seoane-Sepúlveda, Juan Benigno 1 Srinivasan, Vaithinathasamy 1 Termwuttipong, Imchit 1 Trutschnig, Wolfgang 1 Tuğ, Orhan 1 Ünver, Mehmet 1 Yurdakadim, Tuğba
all top 5

### Cited in 21 Serials

 6 Annales Mathématiques Blaise Pascal 4 $$p$$-Adic Numbers, Ultrametric Analysis, and Applications 3 Journal of Mathematical Analysis and Applications 3 Indagationes Mathematicae. New Series 1 Computers & Mathematics with Applications 1 Information Sciences 1 International Journal of Mathematics and Mathematical Sciences 1 The Journal of the Indian Mathematical Society. New Series 1 Proceedings of the American Mathematical Society 1 Computational and Applied Mathematics 1 Turkish Journal of Mathematics 1 Abstract and Applied Analysis 1 Honam Mathematical Journal 1 Journal of Inequalities and Applications 1 Analysis (München) 1 Thai Journal of Mathematics 1 African Diaspora Journal of Mathematics 1 Proyecciones 1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 Afrika Matematika 1 Journal of Mathematics
all top 5

### Cited in 14 Fields

 29 Sequences, series, summability (40-XX) 16 Functional analysis (46-XX) 7 Operator theory (47-XX) 5 Approximations and expansions (41-XX) 4 Real functions (26-XX) 4 Harmonic analysis on Euclidean spaces (42-XX) 3 Number theory (11-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 2 Field theory and polynomials (12-XX) 2 General topology (54-XX) 2 Information and communication theory, circuits (94-XX) 1 Combinatorics (05-XX) 1 Measure and integration (28-XX) 1 Numerical analysis (65-XX)