The first convergent of π, = 22/7 = 3.1428..., was known to Archimedes, and is correct to about 0.04%.
Первая подходящая дробь числа π {\displaystyle \pi } , = 22/7 = 3,1428..., известна с времён Архимеда , и даёт точность около 0,04%.