Presentation Name: Total curvature of planar graphs with nonnegative combinatorial curvature
Presenter: 苏延辉
Date: 2016-10-31
Location: 光华东主楼1501
Abstract:

 In this talk, we study the total curvature of infinite graphs with nonnegative combinatorial curvature and prove that the total curvature of planar graphs with nonnegative curvature has a gap(=1/12) from zero.

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Annual Speech Directory: No.229

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