31. There is a Java implementation of Sch�nhage Strassen which uses it above 74, 000 decimal digits . 32. Proofs of statements that refer to decimal digits are always difficult because of the non-uniqueness. 33. This approximation is good to more than 8 decimal digits for with a real part greater than 8. 34. Now add up all the digits in " this " answer ( including decimal digits ). 35. For instance 4 terms of the second series already give pi with more that 50 correct decimal digits . 36. It is recommended that id component use lowercase letters, decimal digits , hyphen, and period only. 37. Each column represents a single decimal digit , a format known as binary-coded decimal ( BCD ). 38. In December 2009, Fabrice Bellard used a home computer to compute 2.7 trillion decimal digits of. 39. The typical numbers follow an approximately 45?line, since each continued fraction coefficient yields approximately one decimal digit . 40. Many computer programs stored years with only two decimal digits ; for example, 1980 was stored as 80.