An Interview with the Old Man of Floating-Point

An Interview with the Old Man of Floating-Point Reminiscences elicited from William Kahan by Charles Severance 20 Feb. 1998 This interview underlies an abbreviated version to appear in the March 1998 issue of IEEE Computer. Introduction If you were a programmer of floating-point computations on different computers in the 1960's and 1970's, you had to cope with a wide variety of floating-point hard

[Nyoho]

“Programmers coped by inventing bizarre tricks like inserting an assignment " X = (X + X) - X " into critical spots in a program that would otherwise have delivered grossly inaccurate results on a few aberrant computers. ”

[nitoyon]

IEEE 754（IEEE 浮動小数点数演算標準）の誕生。

[ishisaka]

これは本当に後で読もう