[110] [111] The record, always relying on an arctan series, was broken repeatedly (3089 digits in 1955, [112] 7,480 digits in 1957; 10,000 digits in 1958; 100,000 digits in 1961) until 1 million digits was reached in 1973. [110] Two additional developments around 1980 once again accelerated the ability to compute π.
See Cached Version