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Q. Ruan

3 papers hereh-index 8239 citations35 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author1
  • first author2

Across the 3 of 3 papers where every author was matched, so the position is known.

fields
  • math.DG3

identity via Semantic Scholar / OpenAlex

activity
20042007
most citedManifolds with non-negative Ricci curvature and Nash inequalities

1 citations · 1 across the 3 of their papers we have counts for

collaborators
Showing math.DGShow all

3 papers · 1 filter

math.DG2007

An Elliptic Type Gradient Estimate For the Schrödinger Equation

Qihua Ruan

In this paper, the author discusses the elliptic type gradient estimate for the solution of the time-dependent Schrödinger equations on noncompact manifolds. As its application, th…

math.DG2005

General Sobolev Inequality on Riemannian Manifold

Qihua Ruan, Zhihua Chen

Let M be a complete n-dimensional Riemannian manifold, if the sobolev inqualities hold on M, then the geodesic ball has maximal volume growth; if the Ricci curvature of M is nonneg…

math.DG2004★ 1 cited

Manifolds with non-negative Ricci curvature and Nash inequalities

Qihua Ruan, Zhihua Chen

We prove that for any complete n-dimensional Riemannian manifold with nonnegative Ricci curvature, if the Nash inequality is satisfied, then it is diffeomorphic to Rnl.

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