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05/31/2023
A family of Counterexamples on Inequality among Symmetric Functions
Inequalities among symmetric functions are fundamental questions in math...
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10/29/2019
A sufficient condition for local nonnegativity
A real polynomial f is called local nonnegative at a point p, if it is n...
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11/19/2017
The process of 3D-printed skull models for the anatomy education
Objective The 3D printed medical models can come from virtual digital re...
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01/28/2017