created sense approved 微扰展开/微擾展開 · wēirǎozhǎnkāi · perturbative expansion
微扰展开 / 微擾展開
wēirǎozhǎnkāi
perturbative expansion
A mathematical method used in physics to find an approximate solution to a problem, typically involving a power series.
微扰展开是量子场论中的重要计算工具。