Rubin-type main conjecture for supersingular Iwasawa modules

Let FfF_f be a height 22 and self-dual formal group, and let U\mathbb{U}' and X\mathbb{X}' be the torsion Λ(G,OLp)\Lambda(G_{\infty},\mathcal{O}_{L_p})-modules occurring in the paper. For χΔ^\chi\in\hat{\Delta}', write Uχ\mathbb{U}'_{\chi} and Xχ\mathbb{X}'_{\chi} for their χ\chi-components, and let μglob(g;χ)\mu_{\mathrm{glob}}(\frak{g};\chi) be the specialization of the global measure at χ\chi. Rubin-type main conjecture. One has

detΛ(G,OLp)(U)=detΛ(G,OLp)(X).\operatorname{det}_{\Lambda(G_{\infty},\mathcal{O}_{L_p})}(\mathbb{U}')=\operatorname{det}_{\Lambda(G_{\infty},\mathcal{O}_{L_p})}(\mathbb{X}').

Moreover, for every nontrivial χΔ^\chi\in\hat{\Delta}',

μglob(g;χ)Λ(Γ,OLp,χ)=charΛ(Γ,OLp,χ)(Uχ)=charΛ(Γ,OLp,χ)(Xχ).\mu_{\mathrm{glob}}(\frak{g};\chi)\Lambda(\Gamma',\mathcal{O}_{L_p,\chi})=\operatorname{char}_{\Lambda(\Gamma',\mathcal{O}_{L_p,\chi})}(\mathbb{U}'_{\chi})=\operatorname{char}_{\Lambda(\Gamma',\mathcal{O}_{L_p,\chi})}(\mathbb{X}'_{\chi}).

This is a Rubin-type equality between global Euler-system data and Iwasawa-theoretic class-group data. The formulation for the trivial character requires a suitable modification accounting for a pole; the supplied text does not establish the conjecture in general.

Sources & referencesView supporting material

Primary source

Daniel Kriz, “Supersingular main conjectures, Sylvester's conjecture and Goldfeld's conjecture”, arXiv:2002.04767 (2022).

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