According to the analysis for different description in substitute method for definite integral in the calculus text book, it found some description is too rigorous for the substitute function conditions, which binders the application.
According to the analysis for different description in substitute method for definite integral in the calculus text book, it found some description is too rigorous for the substitute function conditions, which binders the application.
摘要通过对现行高等数学教材中定积分换元法的不同表述的分析，认为有些表述对替换函数的限制条件过于严格，并以例题加以说明之。