PDF(285 KB)
INVARIANT ALGEBRAIC CURVES AND THE CENTER DETERMINATION PROBLEM FOR A CLASS OF CUBIC SYSTEMS
SANG Bo
Journal of Systems Science and Mathematical Sciences ›› 2015, Vol. 35 ›› Issue (5) : 611-616.
PDF(285 KB)
PDF(285 KB)
INVARIANT ALGEBRAIC CURVES AND THE CENTER DETERMINATION PROBLEM FOR A CLASS OF CUBIC SYSTEMS
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