2 problems
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Carnicer–Mainar–Peña critical length conjecture for cycloidal spaces
Let denote the relevant space appearing in the critical-length problem, let be the first cycloidal space, and let be their product. For ,…
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Curvature continuity conjecture for PN-modified Catmull-Clark subdivision
Curvature continuity conjecture. The PN-modified Catmull-Clark subdivision can generate curvature-continuous subdivision surfaces, and the extraordinary points of the resulting sur…