The existence of the second fixed point: A correction to ''Periodic solutions of x''+f(x,t)=0 via the Poincaré-Birkhoff theorem'' (Q1236688)
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scientific article; zbMATH DE number 3551170
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The existence of the second fixed point: A correction to ''Periodic solutions of x''+f(x,t)=0 via the Poincaré-Birkhoff theorem'' |
scientific article; zbMATH DE number 3551170 |
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The existence of the second fixed point: A correction to ''Periodic solutions of x''+f(x,t)=0 via the Poincaré-Birkhoff theorem'' (English)
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1977
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