2 problems

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Nonexistence conjecture for minimal charts with seven white vertices
Nonexistence conjecture. There is no minimal chart with exactly seven white vertices.
Conjectureopen4-manifolds charts surface-braidsarXiv posted 2 days ago
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The nonexistence conjecture for minimal charts with seven white vertices
Nonexistence conjecture. There is no minimal chart with exactly seven white vertices.
Conjectureopencharts low-dimensional-topology surface-braidsarXiv posted 2 days ago

Nonexistence conjecture for minimal charts with seven white vertices