>[!summary] A closed integral is a type of integral that starts and ends at the same point >[!info]+ Read Time ⏱ **1 min** # Definition A closed integral refers to a type of integral that starts and ends at the same point. We call this closed because we end where we started. Which is shown in the image below. ![[ci_1.png|350]] >[!note] Explanation A closed integral will start and end at the same point. This is useful in areas like physics, such as [[Gauss's Law]] and [[Ampere Law]] that require starting and ending on the same point.