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Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.

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Is the developable surface between two conic sections, not in the same plane, algebraic?

Consider two conic sections located in non-parallel planes in $\mathfrak{R}^3$ and parameterized as $\mathbf{P}_1(t)$ and $\mathbf{P}_2(t)$. Consider the ruled surface: $\mathbf{R}(s,t)=(1-s)\mathbf{P …
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