On the number of closed solutions to an equation \(\dot x=f(t,x)\), where \(f_{x^ n}(t,x)\geq 0\) (n=1,2,or 3)
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Publication:809250
DOI10.1016/0022-247X(91)90225-OzbMath0732.34039OpenAlexW2058143884MaRDI QIDQ809250
Kurt Munk Andersen, Allan Sandqvist
Publication date: 1991
Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/0022-247x(91)90225-o
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Cites Work
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