3 problems

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Complex isolation conjecture for four-band degeneracies
Consider the four-band Hamiltonian with parameters $(\alpha_0,\alpha_1,\alpha_2)$ , and the four regions in this three-dimensional parameter space obtained by removing the exception…
Conjectureopenmatrix-varieties quantum-degeneracies weyl-pointsarXiv posted 2 days ago
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Guo's conjecture on three-fold Weyl points for large symmetric potentials
Guo's conjecture. The existence of a three-fold Weyl point extends from small potentials to large potentials.
Conjectureopenperiodic-operators spectral-theory weyl-pointsarXiv posted 2 days ago
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The first critical-sequence conjecture for the three-dimensional Hofstadter model
First critical-sequence conjecture. The intercept satisfies
Conjectureopenhofstadter-model magnetic-flux weyl-pointsarXiv posted 2 days ago

Complex isolation conjecture for four-band degeneracies