The introduction to the book "Introduction to Numerical Analysis" by F. B. Hildebrand, an Associate Professor of Mathematics at the Massachusetts Institute of Technology, is provided. The book is published by McGraw-Hill Book Company, Inc. in 1956 and is available in New York, Toronto, and London.The introduction to the book "Introduction to Numerical Analysis" by F. B. Hildebrand, an Associate Professor of Mathematics at the Massachusetts Institute of Technology, is provided. The book is published by McGraw-Hill Book Company, Inc. in 1956 and is available in New York, Toronto, and London.