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zbMath0473.55004MaRDI QIDQ3927888

Peter P. Zabreĭko

Publication date: 1980

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

cyclic actions on spheres degree equivariant self maps of the sphere homotopy theory of periodic vector fields singularities of periodic vectorfields

Mathematics Subject Classification ID

Vector fields, frame fields in differential topology (57R25) Degree, winding number (55M25) Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations (34C10)

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