MR0420585
Salzberg, Pablo M.
Pablo M. SALZBERG
On the existence of continuous and semicontinuous Liapunov functions
Funkcialaj Ekvacioj. Serio Internacia
19
1976
19--26
http://fe.math.kobe-u.ac.jp/FE/Free/vol19/fe19-1-3.pdf
http://fe.math.kobe-u.ac.jp/FE/FE_pdf_with_bookmark/FE11-20-en_KML/fe19-019-026/fe19-019-026.pdf
http://www.ams.org/mathscinet-getitem?mr=MR0420585
fe19-019-026
1976
On the Existence of Continuous and Semicontinuous Liapunov Functions
SALZBERG, Pablo M.
SALZBERG, Pablo M.
1
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A stability criterion for general systems
Math. Systems Theory
1
1967
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MR0201752
100
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2
Pelczar, A.
Stability of Sets in Pseudo-dynamical Systems, I
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Pelczar, A.
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1971
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A necessary and sufficient condition for the existence of a Lyapunov function
Funkcialaj Ekvacioj
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MR0355229
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97-101
5
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MR0333376
0333376
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6
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