Aura231
发表于 2025-3-26 23:09:33
N. Hadj Taieb,M. A. Hammami,F. Delmottewhere the scalar curvature is non-negative. However, the conjecture is still open in the remaining case. In this note, we shall give a brief survey on the recent progress concerning the conjecture in four-dimensional case.
Interim
发表于 2025-3-27 03:19:15
Gennady Yu. Kulikov,Maria V. Kulikovasubmanifold . of a rank .-symmetric space .. a ., if ... is tangent to an .-dimensional flat of .. at . for each . ∈ .. They noted that the equation for curved flats is an integrable system. Bryant used the involution . to construct an involutive exterior differential system . such that integral sub
小溪
发表于 2025-3-27 07:18:37
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chlorosis
发表于 2025-3-27 12:38:20
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Enrage
发表于 2025-3-27 14:50:42
Birkhäuser Boston 2005
fibula
发表于 2025-3-27 19:17:41
Matthew T. Witt,Andrew KakabadseThis essay surveys a number of results and open questions concerning the curvature of Riemannian metrics associated to a contact form.
抱怨
发表于 2025-3-28 00:16:17
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A精确的
发表于 2025-3-28 04:03:03
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CHECK
发表于 2025-3-28 06:48:30
https://doi.org/10.1007/978-3-662-48708-2We present and investigate, within the general frame of deformation theory, new ℤ.-constructions for generalized moduli spaces of holomorphic and symplectic structures.
GRACE
发表于 2025-3-28 12:47:40
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