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On the equivalence of certain first order differential operators with 'singularities' - MaRDI portal

On the equivalence of certain first order differential operators with 'singularities' (Q2540060)

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On the equivalence of certain first order differential operators with 'singularities'
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    On the equivalence of certain first order differential operators with 'singularities' (English)
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    1970
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    ordinary differential equations
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