The research on that "Taylor series generally considers its convergent circle as the cut secant" is an important problem of analytic continuation.

“泰勒展开是否以收敛圆为割线”问题是解析开拓理论研究的重要课题，但对此国内外尚无全面细致地研究。

youdao

The research on that "Taylor series generally considers its convergent circle as the cut secant" is an important problem of analytic continuation.

“泰勒展开是否以收敛圆为割线”问题是解析开拓理论研究的重要课题，但对此国内外尚无全面细致地研究。

youdao