# Matrixs

**Repository Path**: laishaofa/Matrixs

## Basic Information

- **Project Name**: Matrixs
- **Description**: matrix operation include additon/subtraction/multiplication/inversation/QR factorization/Cholesky factorization/cholupdate and so on
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2015-11-29
- **Last Updated**: 2020-12-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# Matrixs
some useful matrix operations

function        |   matlab              | desciption    
----------------|-----------------------|---------------------
m_add           |   C = A + B           | matrix addtion
m_sub           |   C = A - B           | matrix subtraction
m_mul           |   C = A * B           | matrix multiplication
m_inv           |   C = inv(A)          | matrix inverse
m_trans         |   C = A'              | matrix transpostion
m_mul_scale     |   C = a * A           | matrix scale mulitplication
m_det           |   c = det(A)          | matrix determinant
m_repmat        |   C = repmat(A,m,n)   | matrix replication
m_chol          |   C = chol(A)         | matrix Cholesky factorization
m_qr            |   C = qr(A)           | matrix QR factorization
m_cholupdate    |   C = cholupdate(A, v,'+/-')| Cholesky one rand update/downdate
m_print         |   *                   | print array in matrix form