# zbMATH — the first resource for mathematics

## Tomastik, E. C.

 Author ID: tomastik.e-c Published as: Tomastik, E. C.
 Documents Indexed: 14 Publications since 1966

#### Co-Authors

 14 single-authored
all top 5

#### Serials

 3 Rocky Mountain Journal of Mathematics 3 Proceedings of the American Mathematical Society 3 SIAM Journal on Mathematical Analysis 2 Transactions of the American Mathematical Society 1 Journal of Differential Equations 1 SIAM Journal on Applied Mathematics

#### Fields

 11 Ordinary differential equations (34-XX) 2 Operator theory (47-XX) 1 Calculus of variations and optimal control; optimization (49-XX)

#### Citations contained in zbMATH Open

11 Publications have been cited 71 times in 49 Documents Cited by Year
Oscillation of nonlinear matrix differential equations of second order. Zbl 0175.38203
Tomastik, E. C.
1968
Singular quadratic functionals of n dependent variables. Zbl 0161.09503
Tomastik, E. C.
1966
Oscillation of systems of second order differential equations. Zbl 0237.34058
Tomastik, E. C.
1971
Comparison theorems for second order nonselfadjoint differential systems. Zbl 0532.34025
Tomastik, E. C.
1983
Comparison theorem for conjugate points of systems of $$n$$th order nonselfadjoint differential equations. Zbl 0593.34036
Tomastik, E. C.
1986
Comparison theorems for focal points of sytems of N-th order nonselfadjoint differential equations. Zbl 0667.34046
Tomastik, E. C.
1988
Oscillation of a nonlinear second order differential equation. Zbl 0162.39703
Tomastik, E. C.
1967
Comparison theorems for certain differential systems of arbitrary order. Zbl 0583.34029
Tomastik, E. C.
1986
Tomastik, E. C.
1976
A separation theorem for a nonselfadjoint second order system. Zbl 0718.34044
Tomastik, E. C.
1989
Conjugate and focal points of second order differential systems. Zbl 0457.34029
Tomastik, E. C.
1981
A separation theorem for a nonselfadjoint second order system. Zbl 0718.34044
Tomastik, E. C.
1989
Comparison theorems for focal points of sytems of N-th order nonselfadjoint differential equations. Zbl 0667.34046
Tomastik, E. C.
1988
Comparison theorem for conjugate points of systems of $$n$$th order nonselfadjoint differential equations. Zbl 0593.34036
Tomastik, E. C.
1986
Comparison theorems for certain differential systems of arbitrary order. Zbl 0583.34029
Tomastik, E. C.
1986
Comparison theorems for second order nonselfadjoint differential systems. Zbl 0532.34025
Tomastik, E. C.
1983
Conjugate and focal points of second order differential systems. Zbl 0457.34029
Tomastik, E. C.
1981
Tomastik, E. C.
1976
Oscillation of systems of second order differential equations. Zbl 0237.34058
Tomastik, E. C.
1971
Oscillation of nonlinear matrix differential equations of second order. Zbl 0175.38203
Tomastik, E. C.
1968
Oscillation of a nonlinear second order differential equation. Zbl 0162.39703
Tomastik, E. C.
1967
Singular quadratic functionals of n dependent variables. Zbl 0161.09503
Tomastik, E. C.
1966
all top 5

#### Cited by 49 Authors

 6 Henderson, Johnny Lee 4 Eloe, Paul W. 4 Hankerson, Darrel R. 4 Tomastik, E. C. 3 Etgen, Garret J. 3 Mingarelli, Angelo B. 2 Ahlbrandt, Calvin D. 2 Almenar, Pedro 2 Butler, Geoffrey J. 2 Dube, Samuel G. 2 Erbe, Lynn Harry 2 Jódar Sanchez, Lucas Antonio 2 Lewis, Roger T. 2 Neugebauer, Jeffrey T. 2 Swanson, Charles A. 1 Ahmad, Shair 1 Al-Dosary, Khalil I. T. 1 Allegretto, Walter 1 Barrett, John H. 1 Coles, William J. 1 Došlý, Ondřej 1 Guo, Yingxin 1 Hestenes, Magnus Rudolph 1 Kartsatos, Athanassios G. 1 Kratz, Werner 1 Kreith, Kurt 1 Kumari, I. Sowjanya 1 Lawrence, Bonita A. 1 Leighton, Walter jun. 1 Liu, Yingfan 1 Noussair, Ezzat S. 1 Odarich, O. N. 1 Onose, Hiroshi 1 Parhi, Narahari 1 Peterson, Allan C. 1 Praharaj, P. 1 Prasad, Kapula Rajendra 1 Rasmussen, Carl H. 1 Reid, Denise Taunton 1 Ridenhour, Jerry R. 1 Shevelo, Vladimir Nikolajevič 1 Shreve, Warren E. 1 Stein, Junior 1 Thompson, Russell C. 1 Travis, Curtis C. 1 Umamaheswaram, S. 1 Walters, Terry J. 1 Wang, Junchang 1 Xu, Yancong
all top 5

#### Cited in 21 Serials

 11 Proceedings of the American Mathematical Society 7 Journal of Mathematical Analysis and Applications 4 Journal of Differential Equations 4 Transactions of the American Mathematical Society 3 Rocky Mountain Journal of Mathematics 2 Applicable Analysis 2 Computers & Mathematics with Applications 2 Annali di Matematica Pura ed Applicata. Serie Quarta 2 International Journal of Differential Equations 1 Ukrainian Mathematical Journal 1 Advances in Mathematics 1 Applied Mathematics and Computation 1 Journal of Approximation Theory 1 Journal of Optimization Theory and Applications 1 Mathematica Slovaca 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Fractional Calculus & Applied Analysis 1 Discrete Dynamics in Nature and Society 1 Bulletin of the American Mathematical Society 1 Proceedings of the Japan Academy
all top 5

#### Cited in 11 Fields

 42 Ordinary differential equations (34-XX) 3 Calculus of variations and optimal control; optimization (49-XX) 2 Difference and functional equations (39-XX) 1 Number theory (11-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Real functions (26-XX) 1 Partial differential equations (35-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) 1 Functional analysis (46-XX) 1 Global analysis, analysis on manifolds (58-XX)