Darmon-style norm and Mazur–Tate height conjecture for Rubin lattices

From papers

Let AA be an abelian variety, let F/kF/k be a finite Galois extension with group GG, let JGJ\leq G with E=FJE=F^J, and let pp be a prime. Let AtA^t be the dual abelian variety, let UF/E,ptU^t_{F/E,p} be the relevant semi-local module, let Ip(J)I_p(J) be the augmentation ideal of Zp[J]\mathbb Z_p[J], and let Zp[G]rM\bigcap_{\mathbb Z_p[G]}^rM denote the rrth Rubin lattice. For a pp-separable choice of points (Y,Y)(\mathcal Y,\mathcal Y') of ranks (a,a)(a,a'), let ηY,x\eta_{\mathcal Y,x_\bullet} and ηY,xJ\eta_{\mathcal Y',x_\bullet^J} be the associated elements, let NJ\mathcal N_J be the norm operator, let htYMT{\rm ht}_{\mathcal Y'}^{\rm MT} be the combined Mazur–Tate height map, and let νJ\nu_J be the canonical injection. Darmon-style norm–height conjecture. If neither A(F)A(F) nor At(F)A^t(F) has a point of order pp, then

ηY,xZp[G]aAt(F)p\eta_{\mathcal Y,x_\bullet}\in\bigcap_{\mathbb Z_p[G]}^aA^t(F)_p

and

ηY,xJZp[G/J]aUF/E,pt,\eta_{\mathcal Y',x_\bullet^J}\in\bigcap_{\mathbb Z_p[G/J]}^{a'}U^t_{F/E,p},

and, in

(Zp[G]aAt(F)p)ZpIp(J)aa/Ip(J)1+aa,\left(\bigcap_{\mathbb Z_p[G]}^aA^t(F)_p\right)\otimes_{\mathbb Z_p}I_p(J)^{a'-a}/I_p(J)^{1+a'-a},

one has

NJ(ηY,x)=(1)a(aa)νJ(htYMT(ηY,xJ)).\mathcal N_J(\eta_{\mathcal Y,x_\bullet})=(-1)^{a(a'-a)}\nu_J\bigl({\rm ht}_{\mathcal Y'}^{\rm MT}(\eta_{\mathcal Y',x_\bullet^J})\bigr).

This is a refined pp-adic congruence relating special LL-value elements to Mazur–Tate heights and norm operators. The source calls it the central conjecture of the section but supplies no resolution.

Progress summary

Nothing recorded yet. Refresh searches the literature and the public web for attempts on this problem, and writes the first summary here.

Sources & referencesView supporting material

Primary source

David Burns and Daniel Macias Castillo, “On refined conjectures of Birch and Swinnerton-Dyer type for Hasse-Weil-Artin L-series”, arXiv:1909.03959 (2021).

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