You're looking for a PDF of the paper "An Introduction to Numerical Computation" by Wen Shen!
Wen Shen's book, "An Introduction to Numerical Computation", offers a comprehensive introduction to the principles and methods of numerical computation. This book serves as an excellent starting point for those new to numerical analysis, covering the basic concepts, techniques, and applications of numerical methods. Shen's work provides a clear and concise presentation of numerical computation, making it an ideal resource for undergraduate and graduate students, as well as professionals seeking to refresh their knowledge. an introduction to numerical computation wen shen pdf
Following this, the text tackles , specifically the solution of linear systems ($Ax = b$). The exposition on: You're looking for a PDF of the paper
Relies heavily on graphs and drawings to build intuition rather than just focusing on raw algorithms. Colloquial Style: Relies heavily on graphs and drawings to build