Intrinsicness conjecture for weighted tangent cones and their filtrations

Let pp be a germ of an analytic singularity, and let WW and C(Y)C(Y) be the polarized affine varieties arising as its weighted tangent cone and metric tangent cone, respectively. Let the filtration in question be the filtration associated with equation (4.3)(4.3).

Intrinsicness conjecture. The filtration

(4.3)(4.3)

and the polarized affine varieties WW and C(Y)C(Y) are uniquely determined by the germ of the analytic singularity pp. In particular, they are independent of the Kähler–Einstein metric on ZZ defining them.

The conjecture asserts that these constructions are intrinsic algebraic-analytic invariants of the singularity, rather than artifacts of the chosen local embedding or Kähler–Einstein metric. The source provides no evidence of a resolution or refutation.

Sources & referencesView supporting material

Primary source

Simon Donaldson and Song Sun, “Gromov-Hausdorff limits of Kahler manifolds and algebraic geometry, II”, arXiv:1507.05082 (2015).

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