NSIT-School of Applied Sciences (Research)

P. N. Agrawal, Vijay Gupta and A. Sahai," On convergence of derivatives of linear combinations of modified Lupas operators," Publications De L'Institut Mathematique (Beograd), Yougaslavia, 45 (59), 147-154, 1989

Vijay Gupta and P. N. Agrawal," On linear combination of Phillips operators," Indian Academy Mathematics (India), 11(2), 106-114, 1989

T. A. K. Sinha, P. N. Agrawal, A. Sahai and Vijay Gupta," Improved LP approximation by linear combination of modified Lupas operators," Bulletin of the Institute of Mathematics, Acdemic Sinica (R.O. China), 17 (3), 106-114, 1989

P. N. Agrawal and Vijay Gupta," Simultaneous approximation by linear combination of modified Bernstein polynomials," Bulletin Greek Mathetical Socciety (Greece), 39, 29-43, 1989

1990

Vijay Gupta, P. N. Agrawal, A. Sahai and T. A. K. Sinha," Lp-approximation by combination of modified Szasz-Mirakyan operators," Demonstratio Mathematica (Poland), 23 (3), 577-591, 1990

P. N. Agrawal and Vijay Gupta," On the iterative combination of Phillips operators," Bulletin of the Institute of Mathematics, Acdemic Sinica (P.R. China), 18 (4), 361-368, 1990.

B. D. Dwari & O. P. Thakur," Pressure dependence of thermodynamic properties of NaBr," NaI and NaCl, Pramana - Journal of Physics, 35, 567-577, 1990.

O. P. Thakur, R. K. Jha & K. P. Thakur," Convexity of internal energy of cubic crystal deformed to orthorhombic structure," Pramana - Journal of Physics, 34 201-215, 1990.

1991

Vijay Gupta and P. N. Agrawal," An estimate of the rate of convergence for modified Szasz-Mirakyan operators of functions of bounded variation," Publications De L'Institut Mathematique (Beograd), Yougaslavia, 49 (63), 97-103, 1991

R.P. Sinha, P. N. Agrawal, and Vijay Gupta," On simultaneous approximation by modified Baskakov operators," Bulletin de la Socicte Mathematique de Belgique (Belgium), 43 (2), 217-231, 1991

H. S. Kasana, P. N. Agrawal and Vijay Gupta," Inverse and saturation theorems for linear combination of modified Baskakov operators," Approximation Theory and its Applications(China), 7 (2), 65-81, 1991

O. P. Thakur, K. L. Misra & K. P. Thakur," Mechanical Stability of Iron under hydrostatic stresses," Computational Mechanics (USA), 8, 343-353, 1991.

1992

P. N. Agrawal and Vijay Gupta," A saturation theorem for linear combinations of Bernstein Durrmeyer polynomials," Annales Polonice Mathematici(Poland), LVII (2), 157-164, 1992

Vijay Gupta and P. N. Agrawal," Lp-approximation by iterative combination of Phillips operators," Publications De L'Institut Mathematique (Beograd), Yougaslavia, 52 (66), 101-109, 1992.

K. L. Misra & O. P. Thakur," Computer Simulation of P-V-T surface for a NaCl Crystal solids and their behavior under stresses," SINET, Ethi. Journal of Science, 15(2), 69-83, 1992.

1993

Vijay Gupta and Ashok Sahai," On linear combination of Phillips operators," Soochow Journal Mathematics(Taiwan), 19 (3), 313-323, 1993

Vijay Gupta," A note on modified Szasz operators," Bulletin of the Institute of Mathematics, Acdemic Sinica (P.R. China), 21 (3), 275-278, 1993

Vijay Gupta and G. S. Srivastava," Simultaneous approximation by Baskakov-Szasz type operators," Bulletin Math. de la socity Science Math de Roumanie( Roumania), (N. S.) 37 (85), 73-85, 1993

1994

P. N. Agrawal and Vijay Gupta," On convergence of derivatives of Phillips operators," Demonstratio Mathematica(Poland), 27 (2), 501-510, 1994

Vijay Gupta," A note on modified Baskakov type operators," Approximation Theory and its Applications(China), 10 (3), 74-78, 1994

1995

J. K.Singh and Shri Ram," A Class of New Bianchi I Perfect Fluid Space - Times," Astrophysics and Space Science, The Netherlands, 225, 57-65, 1995.

Shri Ram and J. K.Singh," Some Spatially Homogeneous String Cosmological Models," General Relativity and Gravitation, U.S.A, 27, 1207- 1213, 1995.

Shri Ram and J. K.Singh," Cosmological Models in Certain Scalar Tensor Theories," Astrophysics and Space Science, The Netherland, 234, 325 - 334, 1995s.

P. N. Agrawal and Vijay Gupta," Inverse theorem for linear combinations of modified Bernstein polynomials," Journal Pure and Applied Mathematics Science(India), 40, 29-38, 1995

Vijay Gupta, G. S. Srivastava and T. A. K. Sinha," Inverse theorem in Lp-approximation by modified Szasz-Mirakyan operators," Demonstratio Mathematica (Poland), 28 (2), 1995, 285-292.

Vijay Gupta and G. S. Srivastava," Inverse theorem for Szasz Durrmeyer operators," Bulletin of the Institute of Mathematics, Acdemic Sinica (P.R. China), 23 (2), 141-150, 1995

Vijay Gupta, G. S. Srivastava and A. Sahai," On simultaneous approximation by Szasz Beta operators," Soochow Journal Mathematics(Taiwan), 21 (1), 1-11, 1995

Vijay Gupta," Approximation by Szasz Durrmeyer operators," Ganita (India),46 (2), 65-72, 1995

Vijay Gupta and G. S. Srivastava," Convergence of derivatives by summation-integral type operators," Revista Colombiana de Matematicas (Colombia), 29 (1), 1-11, 1995

Vijay Gupta," Global approximation by modified Baskakov type operators," Publications Mathematique (Spain), 39 (2), 263-271, 1995

Vijay Gupta and A. Ahmad," Simultaneous approximation by modified Beta operators," Istanbul Universitesi Fen Fakultesi Mat Dergsi (Turkey), 54, 11-22, 1995

Vijay Gupta," A sharp estimate on the degree of approximation to functions of bounded variation by certain operators," Approx. Theory and its Applications (China), 11:3, 106-107, 1995

Vijay Gupta," Simultaneous approximation by Szasz-Durrmeyer operators," The Mathematics Student (India), 64, 1-4, 27-36, 1995

Vijay Gupta and A. Ahmad," An estimate on the degree of approximation to function of bounded variation by certain operators," Revista Colombiana de Matematicas (Colombia), 29 (2), 119-126, 1995

Vijay Gupta and G. S. Srivastava," On convergence of derivatives by Szasz-Mirakyan-Baskakov type operators," The Mathematics Student (India), 64 (1-4), 195-205, 1995

Vijay Gupta," Rate of convergence by Baskakov Beta operators," Mathematica (Roumania), 37 (60), 109-117, 1995

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1996

Singh, J. K. and Shri Ram," Plane Symmetric Mesonic Viscous Fluid Cosmological Models," Astrophysics and Space Science,The Netherlands, 236, 277- 284, 1996.

Shri Ram and J. K.Singh," Cylindrically - Symmetric Scalar Waves in General Relativity," IL Nuovo Cimento, Italy, 111B, No. 6, 757 - 762, 1996.

J. K.Singh and Shri Ram," A Study on Totally Anisotropic Bianchi type - II Space - Time," IL Nuovo Cimento, Italy, 111B, No. 12, 1487,1996.

Vijay Gupta and G. S. Srivastava," Saturation theorem for Szasz Durrmeyer operators," Demonstratio Mathematica (Poland), 29 (1), 7-16, 1996

Vijay Gupta and G. S. Srivastava," An estimate on the rate of convergence of modified Baskakov operators for functions of bounded variation," Kyungpook Mathematical Journal (Korea), 36, 237-247, 1996

Vijay Gupta," On the rate of pointwise convergence of modified Baskakov operators," Soochow Mathematics Journal (Taiwan), 22 (4), 543-552, 1996

Vijay Gupta and G. S. Srivastava," Approximation by Durrmeyer type operators," Annales. Polonici Mathematici (Poland), LXIV, 2, 153-159, 1996

Vijay Gupta and Paulina Pych Taberska," On the rate of pointwise convergence of modified Baskakov operators," Functions et Approximatio (Poland), XXIV, 59-67, 1996

Vijay Gupta," A note on modified Bernstein polynomials," Pure and Applied Mathematika Science (India), 44 (1-2), 1-3, 1996

Vijay Gupta and G. S. Srivastava," On the rate of convergence of Phillips operators for functions of bounded variation," Commentation Mathematicae (Poland), XXXVI, 123-130, 1996

Vijay Gupta and P. N. Agrawal," Inverse theorem in simultaneous approximation by Szasz Durrmeyer operators," Journal Indian Mathematical society (India), 63(1), 27-41, 1996

1997

J. K.Singh and Shri Ram," String Cosmological Models of Bianchi type - III," Astrophysics and Space Science, The Netherlands, 246, 65 - 72, 1997.

J. K.Singh and Shri Ram," Spatially Homogeneous Cosmological Models in Lyra's Geometry," IL Nuovo Cimento, Italy, 112B, No. 8, 1157, 1997.

J. Jena and V. D. Sharma," Lie Transformation group solutions of nonlinear equations describing Viscoelastic materials," Int. Journals Engng. Sci., 35, No. 10/11,1033 - 1044, 1997

J. Jena and V. D. Sharma," Far field behaviour of waves in a relaxing gas," Acta Astrounautica, 40, No. 10, 713-718, 1997

Vijay Gupta and G. S. Srivastava," On simultaneous approximation by combinations of Baskakov-Szasz type operators," Fasciculi Matematici (Poland), 27, 29-42, 1997

Vijay Gupta and G. S. Srivastava," Saturation theorem in Lp-approximation by combinations of modified Szasz-Mirakyan operators," Demonstratio Mathematica, (Poland), 30 (3), 573-578, 1997

Vijay Gupta," A note on the rate of convergence of Durrmeyer operators for functions of bounded variation," Soochow Jouranl Mathematics ( 23 (1),117-120, 1997

Vijay Gupta and D. Kumar," Rate of convergence of modified Baskakov operators," Demonstratio Mathematica (Poland), 30 (2), 339-346, 1997

1998

J. Jena and V. D. Sharma," Backlund Transformations for the nonlinear evolution equation zyy =[A(x,y,z)zx ]x ," IL Nuovo Cimento, 113B, No. 2, 213 - 219, 1998

Vijay Gupta and K. V. Arya," On the rate of point wise convergence of modified Baskakov type operators for functions of bounded variation," Kyungpook Mathematical Journal (Korea), 38 (2), 307-315, 1998

1999

J. Jena and V. D. Sharma," Self-similar shocks in a dusty gas," Int. Journals Nonlinear Mechanics, 34, 313 - 32, 1999

J. Jena and V. D. Sharma," Backlund Transformations for linear equations with variable coefficients," , IL Nuovo Cimento, 114B, No. 9 1003 - 1016, 1999

G. S. Srivastava and Vijay Gupta," Converse theorem for modified Baskakov type operators," Istanbul Universitesi Fen Fakultesi Mat Dergsi 57-58, 63-69, 1999

Vijay Gupta and Prabhakar Gupta," Rate of convergence by Szasz-Mirakyan Baskakov type operators," Istanbul Universitesi Fen Fakultesi Mat. Dergisi (Turkey), 57-58, 71-78, 1998-1999

Vijay Gupta and D. Kumar," On approximation by Lagrange's interpolation polynomials," Pan American Matematical. Journal(USA), 9 (4), 69-82, 1999

Vijay Gupta and R. P. Pant," Rate of convergence of the modified Szasz-Mirakyan operators on functions of bounded variation," Journal Mathematical Analysis and Application (USA), 233, 476-483, 1999

2000

Vijay Gupta, Prabhakar Gupta and P. N. Agrawal," Saturation theorem in simultaneous approximation by Szasz Durrmeyer," Journal Indian Mathematical Society (India), 67,1-4, 2000.

Vijay Gupta, Prabhakar Gupta and Marc Rogalski," Improved rate of convergence for the modified Szasz-Mirakyan operators," Approximation . Theory and its Applications (China),16:3, 94-99, 2000

2001

J. Jena and V. D. Sharma," Propagation and Interaction of waves in a dusty gas," ZAMM, 81, 6, 417-429, 2001

Prabhakar Gupta and Vijay Gupta," Rate of convergence on Baskakov-Szasz type operators," Fasciculi Matematici (Poland), 31, 37-44, 2001

Vijay Gupta and Prabhakar Gupta," Direct theorem in simultaneous approximation for Szasz-Mirakyan Baskakov type operators," Kyungpook Mathematical Journal (Korea), 41 (2), 243-249, 2001

R. P. Pant and Vijay Gupta," A Meir Killer type fixed point theorem," Indian Journal Pure and Applied Mathematics (India), 32 (6), 779-787, 2001

Vijay Gupta and Prabhakar Gupta," Rate of convergence for the Baskakov-Durrmeyer type operators," Ganita (India), 52 (1), 69-77, 2001

2002

Amarendra K. Singh, T. C. Goel, R. G. Mendiratta, O. P. Thakur and C. Prakash," Dielectric Properties of Mn-substituted Ni-Zn ferrites," Journals Appl. Phys. 91, 6626, 2002.

Amarendra K. Singh, A. Verma, O. P. Thakur, C. Prakash, T. C. Goel, and R.G. Mendiratta," DC resistivity of Mn-Ni-Zn ferrites," Japn. Journals Appl. Phys. 41, 5142, 2002.

Amarendra K. Singh, T. C. Goel, R.G. Mendiratta, O. P. Thakur and C. Prakash," Magnetic Properties of Mn-substituted Ni-Zn ferrites," Journals Appl. Phys. 92, 3872, 2002.

J. K.Singh," Some Exact Solutions of String Cosmological Models in Bianchi type - V Space - Time," Astrophysics and Space Science, The Netherlands, 281, 585 - 594, 2002.

Vijay Gupta," On a new type of Meyer Konig and Zeller operators," Journals Inequal. Pure Applied Mathematics (Australia), 3 (4) Art. 57, 2002

Vijay Gupta," A note on Meyer Konig and Zeller operators for functions of bounded variation," Approximation Theory and its Application (China), 18 (3), 99-102, 2002

Vijay Gupta," Rate of convergence on Baskakov Beta Bezier operators for functions of bounded variation," International Journals of Mathematics and Mathematical Science (USA), 32 (8), 471-479, 2002

Vijay Gupta," Inequality estimate on Durrmeyer type operators," Journals Nonlinear Functional Analysis and Applications (Korea), 7 (4), 481-494, 2002

X. M. Zeng and Vijay Gupta," Rate of convergence of Baskakov-Bezier type operators for locally bounded functions," Computers and Mathematics with Application (Elsevier) ,(UK), 44 (10-11), 1445-1453, 2002

Vijay Gupta, V. Vasishtha and M. K. Gupta," Rate of convergence of the Szasz-Kantorovitch-Bezier operators," Publications de l' Institite Mathematique (Beogard) , Youugaslavia, 72(86), 2002.

Ulrich Abel, Vijay Gupta and M. Ivan," On the rate of convergence of bounded variation functions by Baskakov-Kantorovitch-Bezier operators," Revue D'Anal. Numerique et de Theorie de L' Approximation (Romonia), 31(2), 127-137, 2002

2003

Amarendra K. Singh, T. C. Goel, and R.G. Mendiratta," Effect of cation distribution on the Properties of Mn0.2ZnxNi0.6-xFe2O4," Solid State Commun. 125, 121, 2003.

Amarendra K. Singh, A. Verma, O. P. Thakur, C. Prakash, T. C. Goel, and R.G. Mendiratta," Electrical and Magnetic Properties of Mn-Ni-Zn ferrites Processed by Citrate Precursor Method," Mater. Lett. 57, 1040, 2003.

Amarendra K. Singh, T. C. Goel, and R.G. Mendiratta," Effect of manganese impurity on the conductivity, dielectric behavior and magnetic properties of Ni0.3MnxZn0.7-xFe2O4," Japn. Journals Appl. Phys. 43, N0.5A, 2003.

Ulrich Abel and Vijay Gupta," An estimate of the rate of convergence of a Bezier variant of Baskakov-Kantorovich operators for bounded variation functions," Demonstrio Mathematica (Poland), 36(1), 2003.

Vijay Gupta and Niraj Kumar, A note on the intergral modification of the Meyer Konig and Zeller operators International Journal of Mathematics and Mathematical Sciences 2003:31 (2003), 2003-2009.

Vijay Gupta, Rate of approximation by new sequence of linear positive operators, computers and mathematics with applications 45(12), 1895-1904, 2003 (UK).

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Publication of Books/Books chapters

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Papers presented/published in conference/symposia

1985

O. P. Thakur & Gita Jha," Mechanics of Iron under hydrostatic stresses," Proceedings of the Solid State Physics Symposium, 28C 202-204, 1985.

1989

O. P. Thakur & K. L. Misra," Mechanical Stability of Iron," 34th Congress of ISTAM, Coimbatore, Dec-1989.

O. P. Thakur," Theoretical Mechanocal Strength of Metals," Proceedings of 34th Congress of Indian Society of Theoretical & applied Mechanics, 73-82, 1989.

1993

O. P. Thakur," Interaction of Solids and their behavior under stresses," 38th Congress of ISTAM, IIT, Kharagpur, Dec-1993.

1994

J. K.Singh and Shri Ram," A Class of New Bianchi I Perfect Fluid Space - Times Symposium on the Early Universe," I.I.T., Madras, Dec. 20 - 22, 1994.

1995

J. K.Singh, C. P.Singh and Shri Ram," Totally Anisotropic Bianchi type - II Cosmological Models in Lyra's Geometry ," 11th Annual Conference of mathematical society ( B.H.U.), Dept. of Mathematics, B.H.U., Varanasi, Dec. 22 - 23, 1995.

1997

J. Jena and V. D. Sharma," Evolution of a characteristic shock in a relaxing gas," The 42nd Congress of Indian Society of Theoretical and Applied Mechanics (ISTAM), The South Gujarat University, Surat, India, Dec.,28 - 31, 1997.

1998

J. Jena and V. D. Sharma," On the Evolution of a Characteristic Shock and its Interaction with a Discontinuity Wave in a Relaxing Gas," The Fourth International Conference on Mathematical and Numerical Aspects of Wave Propagation (Organized by SIAM, USA, with the cooperation of INRIA, France) ,Colorado School of Mines, Golden, Colorado, USA, June 1 - 5 , 1998.

J. Jena and V. D. Sharma," On the Evolution of a Characteristic Shock and its Interaction with a Discontinuity Wave in a Relaxing Gas," Proceedings of the Fourth International Conference on Mathematical and Numerical Aspects of Wave Propagation (Organized by SIAM, USA, with the cooperation of INRIA, France)" , 685 - 687, June 1 - 5 , 1998

J. Jena," Group Theoretic method for analyzing waves in a relaxing gas," The 43rd Congress of Indian Society of Theoretical and Applied Mechanics (ISTAM)", P.S.G. College of Technology, Coimbatore, Dec.16 - 19, 1998.

1999

J. Jena," Group Theoretic solution for a bore on a sloping beach," The 44th Congress of Indian Society of Theoretical and Applied Mechanics (ISTAM) R.E.C. Warangal, Warangal, Dec.22 - 25, 1999.

2002

J. Jena," Self-similar methods for a shock wave in a dusty gas layer," Presented in "the Joint 9th National Conference of The Vigyan Parishad of India on Applied and Industrial Mathematics and 5th Annual Conference of Indian Society of Information Theory and Applications, held at Netaji Subhas Institute of Technology, New Delhi, during 22-24, Feb. - 2002.

J. K.Singh," Some Exact Solutions of String Cosmological Models in Bianchi type - V Space - Time," Joint 9th National Conference of the Vijnana Parishad of India on Applied and Industrial Mathematics and 5th Annual Conference of Indian Society of Information Theory and Applications, Dept. of Mathematics, Netaji Subhas Institute of Technology, New Delhi, Feb. 22 - 24, 2002

J. K.Singh," Bianchi type - V String Cosmological Models ," 17th Annual Conference of Ramanujan Mathematical Society, Dept. of Applied Mathematics, I.T.,B.H.U., Varanasi, June 10 - 13, 2002.

2003

B.N.Gupta,L.S.Tanwar,R.S.Sirohi and Ajay Shankar "A common path grating interferometric displacement Encode," in XXVIII Optical Society of India Conference COPE-03, NSIT, New Delhi, Jan.2003

K.P.S.Rana and L.S.Tanwar" LABVIEW algorithm for Fringe Fraction Determination in Gauge Block Interferometry," in XXVIII Optical Society of India Conference COPE-03, NSIT, New Delh, Jan.2003

L.S.Tanwar,B.N.Gupta and Ajay Shankar " Precision Circular scale calibration with Laser interferometer with 0.01 arc-Sec. resolution in 0-360 Degree range," in XXVIII Optical Society of India Conference (COPE-03), NSIT, New Delhi, Jan.2003

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