Math Problem Statement
на поверхности r= {u cos v, u sin v, av}, a = const. найти линии, которые в каждой точке делят пополам углы между координатными линиями.
Solution
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Math Problem Analysis
Mathematical Concepts
Differential Geometry
Parametric Surfaces
Metric Tensor
Formulas
Metric tensor components
Theorems
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Suitable Grade Level
Advanced Undergraduate
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