Yongjie Shi

activity

20162025

most citedHigher order Dirichlet-to-Neumann maps on graphs and their eigenvalues

6 citations · 8 across the 12 of their papers we have counts for

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2 papers · 1 filter

math.CA2020

Uniqueness of exterior differentiation on locally finite graphs

Yongjie Shi, Chengjie Yu

In this short note, we prove the uniqueness of exterior differentiation on locally finite graphs.

math.CA2018

Critical points and surjectivity of smooth maps

Yongjie Shi, Chengjie Yu

Let $f : M^{m} \to N^{n}$ be a smooth map between two differential manifolds with $N$ connected, $f (M)$ closed and $f (M) \neq = N$ . In this short note, we show that either all the points of…