Gartner (Donald Ervin Knuth, January 10, 1938) was born in Milwaukee, the famous American computer scientist, professor honorary of the Department of Computer Science at Stanford University (December 9, 1937) Professor Gartner is regarded as the ancestor of modern computer science, and has published a number of widely influential papers and writings in the field of computer science and mathematics. Gartner's most famous fact is that he was the author of The Art of Computer Program Design (The ArtofComputerProgramming). This book is one of the most respected reference books in the computer science world. He created an algorithmic analysis field, made an initial contribution to several branches of computer science and mathematics. In addition, he was the inventor of software TeX and the phonographs of the Metaphone Design System. Gartner's