Zudilin's integrality conjecture for generalized canonical coordinates

From papers

Let N1,N2,,NkN_1,N_2,\dots,N_k be positive integers, and let N=(N1,N2,,Nk)\mathbf{N}=(N_1,N_2,\dots,N_k). Let FN(z)\mathbf{F}_{\mathbf{N}}(z) and GN(z)\mathbf{G}_{\mathbf{N}}(z) denote the generalized power series used to define the canonical coordinate

qN(z):=zexp ⁣(GN(z)FN(z)).\mathbf{q}_{\mathbf{N}}(z):=z\exp\!\left(\frac{\mathbf{G}_{\mathbf{N}}(z)}{\mathbf{F}_{\mathbf{N}}(z)}\right).

Zudilin's conjecture. For any positive integers N1,N2,,NkN_1,N_2,\dots,N_k,

qN(z)zZ[[z]].\mathbf{q}_{\mathbf{N}}(z)\in z\mathbb{Z}[[z]].

This is the formulation attributed to Zudilin in the source; the source says it is equivalent to Zudilin's original formulation. The supplied text gives no resolution status.

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Sources & referencesView supporting material

Primary source

Christian Krattenthaler and Tanguy Rivoal, “On the integrality of the Taylor coefficients of mirror maps”, arXiv:0907.2577 (2009).

Additional references

2 papers in this index state this conjecture (2007–2009). The statement above is taken from the most recent of them; the others are arXiv:0709.1432.

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