【正文】
circulation around the core. How can I do this? : Solution: If you can define a closed path in your data over which to integrate, you can calculate circulation using the Integrate dialog. : 1. Open the dialog by choosing “Perform Integration” from the Analyze menu. : ................... 最后在I,J plane上 分別計算積分,得到兩個結(jié)果,做個求和就是所求的環(huán)量。