In this paper we establish sufficient conditions for the existence of periodic solutions of the equation x + K(x — a) (x — b) x + Ͼ x2n+1 (x — c) = 0, This equation does not satisfy the condition xg (x) ) ˃ 0 for l x l >0 which was assumed in [3] and [5] .
Hosam El-Din, M., & Holail, F. (1986). ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS. The International Conference on Applied Mechanics and Mechanical Engineering, 2(2nd Conference on Applied Mechanical Engineering.), 139-148. doi: 10.21608/amme.1986.58959
MLA
M. I. Hosam El-Din; F. S. Holail. "ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS". The International Conference on Applied Mechanics and Mechanical Engineering, 2, 2nd Conference on Applied Mechanical Engineering., 1986, 139-148. doi: 10.21608/amme.1986.58959
HARVARD
Hosam El-Din, M., Holail, F. (1986). 'ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS', The International Conference on Applied Mechanics and Mechanical Engineering, 2(2nd Conference on Applied Mechanical Engineering.), pp. 139-148. doi: 10.21608/amme.1986.58959
VANCOUVER
Hosam El-Din, M., Holail, F. ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS. The International Conference on Applied Mechanics and Mechanical Engineering, 1986; 2(2nd Conference on Applied Mechanical Engineering.): 139-148. doi: 10.21608/amme.1986.58959
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