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Bounded mass property for compact complex manifolds

Disproved on the Hopf threefold X=(C3∖{0})/⟨z↦e−1z⟩X=(\mathbb{C}^3\setminus\{0\})/\langle z\mapsto e^{-1}z\rangle: Xia and Zhang construct a smooth Hermitian form ω\omega and smooth functions φj\varphi_j with ω+ddcφj>0\omega+dd^c\varphi_j>0 whose Monge-Ampère masses tend to infinity, so the universal bounded mass property fails already in complex dimension three. The construction uses the Hopf threefold's elliptic fibration, an exact mass identity reducing excess Monge-Ampère mass to a fibrewise Dirichlet energy, and heat-kernel regularizations of Green functions that make that energy diverge while preserving positivity. What the negative answer removes is load-bearing rather than incidental: finiteness of this mass is the starting point for the theory of volumes of Bott-Chern classes, and it enters as a standing hypothesis in recent Hermitian pluripotential theory.

Exact FrontierDelta

Prior state unknown→disproved

Scope and record

Occurred: Aug 21, 2026

Delta type: SOURCE CLAIM

Assumptions: VibeMathed verification: unreviewed. Publication: preprint. AI contribution: ai-discovered. Editorial metadata: CC BY 4.0; linked content retains its own rights.

Canonical aliases: Bounded mass property for compact complex manifolds · Bounded mass property

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Registry verification: unreviewed · preprint · resolved

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Attribution

VibeMathed
registry · event recorded by

Mingchen Xia
human · human collaborator

Kewei Zhang
human · human collaborator

Rethlas (GPT-5.6 Sol)
model · ai model contributor · OpenAI

Lineage and corrections

This event attributed to Mingchen Xia

This event attributed to Kewei Zhang

This event attributed to Rethlas (GPT-5.6 Sol)

Boucksom, Guedj, Lu - Volumes of Bott-Chern classes, where the question is raised evidence for this event

Disproved on the Hopf threefold X=(C3∖{0})/⟨z↦e−1z⟩X=(\mathbb{C}^3\setminus\{0\})/\langle z\mapsto e^{-1}z\rangle: Xia and Zhang construct a smooth Hermitian form ω\omega and smooth functions φj\varphi_j with ω+ddcφj>0\omega+dd^c\varphi_j>0 whose Monge-Ampère masses tend to infinity, so the universal bounded mass property fails already in complex dimension three. The construction uses the Hopf threefold's elliptic fibration, an exact mass identity reducing excess Monge-Ampère mass to a fibrewise Dirichlet energy, and heat-kernel regularizations of Green functions that make that energy diverge while preserving positivity. What the negative answer removes is load-bearing rather than incidental: finiteness of this mass is the starting point for the theory of volumes of Bott-Chern classes, and it enters as a standing hypothesis in recent Hermitian pluripotential theory. parent of this event

Bounded mass property for compact complex manifolds evidence for this event

VibeMathed record: Bounded mass property for compact complex manifolds evidence for this event

Bounded mass property for compact complex manifolds parent of this event

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Bounded mass property for compact complex manifolds — Mathematical Frontier Network