'Permutation matrix' diaporamas de présentation

Fundamentals of Linear Algebra, Part II

Fundamentals of Linear Algebra, Part II. Class 2. 31 August 2009 Instructor: Bhiksha Raj. Administrivia. Registration: Anyone on waitlist still? We have a second TA Sohail Bahmani sbahmani@andrew.cmu.edu Homework: Slightly delayed Linear algebra Adding some fun new problems.

938 views • 68 slides

Chapter 15 C-implementation PA = LU

Chapter 15 C-implementation PA = LU. Speaker: Lung-Sheng Chien. OutLine. Data structure of full matrix Implementation of PA=LU Visual Studio 2005: How To Linux machine: How to compile. row-major versus col-major. Logical index : 2D. col-major based. 6. -2. 2. 4. 12. -8. 6. 10.

523 views • 43 slides

Lecture 11 - LU Decomposition

3.54k views • 32 slides

Method of LU Factorization

Method of LU Factorization. Comparison of Strategies. Factorizations. Definition. Example. Example. LU Strategy for Solving Systems. Solve. Solve. Matrix Factorization with Elementary Matrices. Matrix Factorization with Elementary Matrices.

316 views • 19 slides

Vector Norms

Vector Norms. CSE 541 Roger Crawfis. Vector Norms. Measure the magnitude of a vector Is the error in x small or large? General class of p -norms: 1-norm: 2-norm:  -norm:. Properties of Vector Norms. For any vector norm: These properties define a vector norm. Matrix Norms.

1.44k views • 9 slides

Scientific Computing

Scientific Computing. Matrix Condition Numbers. Matrix Condition Number. Multiplication of a vector x by a matrix A results in a new vector A x that can have a very different norm from x . The range of the possible change can be expressed by two numbers,

234 views • 9 slides

Secure Hill Cipher Modification SHC-M

Secure Hill Cipher Modification SHC-M. A.G.Chefranov Eastern Mediterranean University, North Cyprus, Taganrog Institute of Technology, Federal University of South Russia, Russia. Introduction. Hill cipher is very attractive due to its simplicity

243 views • 9 slides