| 1. | The creation of the concept of the definite integral was motivated by the problem of calculating the areas of certain plane regions . 定积分概念的产生是由求一个平面域的面积问题而导致的。 |
| 2. | Proving methods for some definite integral equality 某些定积分等式证明方法探讨 |
| 3. | Some ideas about teaching method for definite integral 关于定积分换元法的教学思考 |
| 4. | A inequality of the definite integral and its application 定积分的一个不等式及其应用 |
| 5. | Use double integral to deal with definite integral problem 构造二重积分解决定积分问题 |
| 6. | Theories about definite integral of reriodic function 有关周期函数定积分问题的几点探讨 |
| 7. | A direct method for application of definite integral 利用定积分处理实际问题的一种直观方法 |
| 8. | The pursuit for aesthetics in definite integration 定积分中的美学追求 |
| 9. | A calculation method in definite integral of piecewise function 分段函数定积分的一种计算方法 |
| 10. | Pending credits are like money in a bank savings account 待定积分就像是银行里储蓄账户里的钱。 |