訂正日: 2006/10/20訂正理由: -訂正箇所: 引用文献情報訂正内容: Wrong : 1) J.B. Bradley, Oscillation theorems for second order delay equation, J. Differential Equations, 8 (1970), 397-403. 2) Ya. V. Bykov, L. Ya. Bykova and E. I. Ševcov, Sufficient conditions for the oscillation of solutions of nonlinear differential equations with deviating argument, Differential'nye Uravnenija, 9 (1973), 1555-1560. (Russian) 3) Ya. V. Bykov and G. D. Merzlyakova, On the oscillation of solutions of nonlinear differential equations with deviating argument, Differencial'nye Uravnenija, 10 (1974), 210-220. (Russian) 4) K. L. Chiou, Oscillation and nonoscillation theorems for second order functional differential equations, J. Math. Anal. Appl., 45 (1974), 382-403. 5) C. V. Coffman and J.S.W. Wong, Oscillation and nonoscillation theorems for second order ordinary differential equations, Funkcial. Ekvac., 15 (1972), 119-130. 6) T. Kusano and M. Naito, Nonlinear oscillation of second order differential equations with retarded argument, Ann. Mat. Pura Appl., 106 (1976), 171-185. 7) T. Kusano and H. Onose, Oscillation theorems for second order differential equations with retarded argument, Proc. Japan Acad., 50 (1974), 342-346. 8) B. M. Levitan, Some problems of the theory of almost periodic functions I, Uspehi Mat. Nauk, 2-5 (1947), 133-192. (Russian) 9) Z. Nehari, On a class of nonlinear second order differential equations, Trans. Amer. Math. Soc., 95 (1960), 101-123. 10) J.S.W. Wong, Second order oscillation with retarded arguments, Ordinary Differential Equations (L. WEISS, Ed.), 581-596, Academic Press, New York, 1972.
Right : [1] J. B. Bradley, Oscillation theorems for second order delay equation, J. Differential Equations, 8 (1970), 397-403. [2] Ya. V. Bykov, L. Ya. Bykova and E. I. Ševcov, Sufficient conditions for the oscillation of solutions of nonlinear differential equations with deviating argument, Differential'nye Uravnenija, 9 (1973), 1555-1560. (Russian) [3] Ya. V. Bykov and G. D. Merzlyakova, On the oscillation of solutions of nonlinear differential equations with deviating argument, Differencial'nye Uravnenija, 10 (1974), 210-220. (Russian) [4] K. L. Chiou, Oscillation and nonoscillation theorems for second order functional differential equations, J. Math. Anal. Appl., 45 (1974), 382-403. [5] C. V. Coffman and J. S. W. Wong, Oscillation and nonoscillation theorems for second order ordinary differential equations, Funkcial. Ekvac., 15 (1972), 119-130. [6] T. Kusano and M. Naito, Nonlinear oscillation of second order differential equations with retarded argument, Ann. Mat. Pura Appl., 106 (1976), 171-185. [7] T. Kusano and H. Onose, Oscillation theorems for second order differential equations with retarded argument, Proc. Japan Acad., 50 (1974), 342-346. [8] B. M. Levitan, Some problems of the theory of almost periodic functions I, Uspehi Mat. Nauk, 2-5 (1947), 133-192. (Russian) [9] Z. Nehari, On a class of nonlinear second order differential equations, Trans. Amer. Math. Soc., 95 (1960), 101-123. [10] J. S. W. Wong, Second order oscillation with retarded arguments, Ordinary Differential Equations (L. WEISS, Ed.), 581-596, Academic Press, New York, 1972.