本是是深入学习高等数学的辅导书，分上、下两册，下册共六章，包括多元函数微分法及其应用、重积分、曲线积分与曲面积分、无穷级数、常微分方程与差分方程、微积分在经济中的应用等。 (This book is the counseling book for further learning higher mathematics and divided into Volume One and Volume Two. The Volume Two has six chapters, including multivariate function differential method and application, double integral, curve integral and surface integral, infinite series, ordinary differential equation and difference equation and application of calculus in the economy and so on. )