INSTABILITY OF SOLUTIONS OF CERTAIN NONLINEAR VECTOR DIFFERENTIAL EQUATIONS OF ORDER SEVEN

Document Type : Research Note

Authors

• C. TUNC ¹
• E. TUNC ²

¹ 1Department of Mathematics, Faculty of Sciences and Literature, Yüzüncü Yil University, 65080, Van, Turkey

² Department of Mathematics, Faculty of Science and Literature, Gaziosman Paşa University, 60080, Tokat, Turkey

Abstract

Keywords

• Nonlinear differential equations
• seventh order
• instability
• Lyapunov’s second (direct) method