INFORMATION PROCESSING DEVICE, PROGRAM, AND INFORMATION PROCESSING METHOD

WIPO Patent Application WO/2021/106253

A1

The objective of the present invention is to provide an information processing device, a program, and an information processing method with which a numerical calculation having guaranteed precision can be performed simply.　In formula (1) and formula (2), a real number A and a real number B are calculated using determined numbers a1 and b1, which are of respectively defined computer numbers, and an absolute number of significant digits γ is determined in such a way as to satisfy formula (3). Formula (1) A=a1+a2, |a1|≤Cha, -Cea≤a2