这个收敛很慢的级数是莱布尼茨在1674年得到的。

This very slowly converging series was known to Leibniz in 1674.

youdao

这个收敛很慢的级数是莱布尼茨在1674年得到的。

This very slowly converging series was known to Leibniz in 1674.

youdao