2 citations · 2 across the 3 of their papers we have counts for
3 papers
math.AP2017★ 2 cited
Convergence of ground state solutions for nonlinear Schrödinger equations on graphs
Ning Zhang, Liang Zhao
We consider the nonlinear Schrödinger equation on a locally finite graph . We prove via the Nehari method that if satisfies certain assu…
stat.AP2017
Analysis on Cohort Effects in view of Differential Geometry and its Applications
Ning Zhang, Liang Zhao
This paper analyzes birth cohort effects and develops an approach which is based on differential geometry to identify and measure cohort effects in mortality data sets. The measure…
stat.AP2015
Mortality cohort effect detection and measurement based on differential geometry
Ning Zhang, Liang Zhao
This paper analyzes mortality cohort effect of birth year and develops an approach to identify and measure cohort effects in mortality data set. The approach is based on differenti…