
Cheng Yuhuai:A Research Pioneer of Differential Equation in China 

ZHAO Kuiqi 

What's New with Reform Calculus in the US 

Louis M Friedler 

Directional Derivatives and a Necessary and Sufficient Condition for Differentiability 

SUN Jiayong 

A Conclusion on Unit Fraction 

HOU Qianmin 

Arithmetic Square Root for Positive Definite Matrixes 

ZHANG Shanmei1 

Existence and Uniqueness of Local Solutions for a Class of ReactionDiffusion Equations 

WANG Yunhua1 

The Distribution of Sum of Random Sums 

WANG Kaiyong 

Green's Function of Sector Cylinder for Dirichlet Problem 

WANG Zhongyi 

Viewing Line Integral of the Second Type from the Perspective of Complex Variable 

LONG Boyong 

A New Proof for Replacement Theorem 

XU Deyu 

Iterated Integration and Application 

CHANG Gengzhe 

Applications of Rank to the Similarity of Matrices 

XIE Qihong 

A Hilberttype Inequality 

SHAO Zhihua1 

Solution for a Class of Functional Differential Equations with Variable Delay 

LIN Zhuangpeng1 

Improvement of an Inequality and Applications 

MA Tongyi 

Some Mistakes in Proving Probability Inequalities 

LIN Yun 

The Concordance about Definitions of Conicoid 

TAO Yingqi1 

Revisiting the Infinitesimal Comparing 

CHENG Huidong1 

Some Remarks on AbelPringsheim's Theorem 

ZHANG Guoming 

Asymptotic Property of the Mean Value Point of Fifth Order Lagrange's Mean Value Theorem 

MA Xinghua 

Structure of Discontinuous Points of Functions 

WANG Jiajun 

Summing the kth Power of Natural Numbers 

WU Lincong 

A Note to "A Simple Method for Limits of 0~0 Type in Weaker Conditions" 

LI Yongli 

Quintic Equations Solvable by Radicals 

TANG Jian'er 

A new Algorithm for Inverse of rcyclic Matrix 

JIANG Jiaqing 

On The Sum of A Polynomial 

LI Yuewei 

Solving Differential Equations with Laplace Transform 

TIAN Huizhu 

Calculation of Dirichlet integral 

FAN Jinhua 

Two Integral Transformations in Solving 1d Heat Equations 

JIN Qisheng 

Converting Surface Integral of Second Type into Double Integral 

XIONG Ming1 

A Test for Spectral Radius of Matrixes 

LI Yuqing 

Criteria for the Existence of Higher Derivatives of Piecewise Functions 

ZHANG Jinfeng 

The Mathematical Model of Radiation Heating for Steel Wire 

SHEN Zhijun 

An Intuitive Model and Properties of Supremum and Infimum 

LIU Xiumei 

Simulation of Nonhomogeneous Poisson Processes 

NING Ruyun 

Distance of Two Points in the Unit Circle 

XIAO Huayong 

Significance of Mathematics Education in Higher Vocational Colleges 

GUO Xinhong 

Application of Change Formula Teaching in Teaching Higher Mathematics 

HE Ying 

Series of Exploring Issues on Mathematical Analysis for Engineering and Excellent Case 

YANG Xiaoyuan1 

Reduction Thinking in Linear Algebra 

XIE Hongmei 

Analysis of Teaching Methods and Effectiveness in College Mathematics 

DAI Guoxing 

On the Roles of Sequential Idea in Teaching Mathematical Analysis 

WANG Weidong 

A Brief Introduction to Limit Superior and Limit Inferior for Sequences of Sets 

CHANG Yaozhi 

The Department of Mathematics of ECNU in 1950s 

ZHANG Dianzhou 

A Comparative Study of the Translations of the book "A College Algebra" 

ZHANG Wei1 