2 results
On a condition for a centre of cubic non-autonomous equations
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- Journal:
- Proceedings of the Royal Society of Edinburgh. Section A: Mathematics / Volume 113 / Issue 3-4 / 1989
- Published online by Cambridge University Press:
- 14 November 2011, pp. 289-291
- Print publication:
- 1989
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Non-autonomous equations related to polynomial two-dimensional systems
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- Journal:
- Proceedings of the Royal Society of Edinburgh. Section A: Mathematics / Volume 105 / Issue 1 / 1987
- Published online by Cambridge University Press:
- 14 November 2011, pp. 129-152
- Print publication:
- 1987
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