Hosam El-Din, M., Holail, F. (1986). ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS. test, 2(2nd Conference on Applied Mechanical Engineering.), 139-148. doi: 10.21608/amme.1986.58959
M. I. Hosam El-Din; F. S. Holail. "ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS". test, 2, 2nd Conference on Applied Mechanical Engineering., 1986, 139-148. doi: 10.21608/amme.1986.58959
Hosam El-Din, M., Holail, F. (1986). 'ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS', test, 2(2nd Conference on Applied Mechanical Engineering.), pp. 139-148. doi: 10.21608/amme.1986.58959
Hosam El-Din, M., Holail, F. ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS. test, 1986; 2(2nd Conference on Applied Mechanical Engineering.): 139-148. doi: 10.21608/amme.1986.58959

ON PERIODIC SOLUTIONS OF SECOND ORDER DIFFERENTIAL EQUATIONS

The International Conference on Applied Mechanics and Mechanical Engineering
Article 61, Volume 2, 2nd Conference on Applied Mechanical Engineering., May 1986, Pages 139-148    PDF (1.06 M)
Document Type: Original Article
DOI: 10.21608/amme.1986.58959
Authors
M. I. Hosam El-Din1; F. S. Holail2
1Military Technical College, Cairo.
2Technical Research Department, Presidency, Cairo.
Abstract
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] .
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