Applied Mathematics and Mechanics (English Edition) ›› 2010, Vol. 31 ›› Issue (1): 119-124.doi: https://doi.org/10.1007/s10483-010-0112-x
李庶民1,2 贺天兰1
LI Shu-Min1,2, HE Tian-Lan1
摘要: By using the theory of planar dynamical systems to the ion acoustic plasma equations, we obtain the existence of the solutions of the smooth and non-smooth solitary waves and the uncountably infinite smooth and non-smooth periodic waves. Under the given parametric conditions, we present the sufficient conditions to guarantee the exis-tence of the above solutions.
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