# Jun Michael Ling

## Research Focus

My work  mostly involves Ricci follow, eigenvalue problems in Riemannian geometry, and complex structures of differential manifolds.

## Publications

• The square of Nijenhuis tensor and its vanishing results, Asian-European Journal of Mathematics, volume 15 (2022), no 8.
• (joint with X.~Cao, S.~Hou) Estimate andmonotonicity of the first eigenvalue under Ricci Flow, Math. Ann. volume 354 (2012), pages 451–463.
• Estimates on the lower bound of the first gap, Comm.  Anal. Geometry, volume 16 (2008), no 3  539-563.
• The first eigenvalue of a closed manifold with positive Ricci curvature, Proc. Amer. Math. Soc., volume 134  (2006), no. 10, 3071-3079.

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