General Linear System: Difference between revisions

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(Created page with "{{DISPLAYTITLE:General Linear System (Linear System)}} == Description == A system of linear equations (or linear system) is a collection of one or more linear equations involving the same set of variables. This is typically written in the form $Ax=b$ where $A$ is a matrix and $x, b$ are vectors. In this case, we impose no restrictions on $A$. == Related Problems == Subproblem: Sparse Linear System, Positive Definite, Hermitian Matrix, Non-Definite, Symme...")
 
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== Parameters ==  
== Parameters ==  


<pre>n: number of variables and number of equations
$n$: number of variables and number of equations
m: number of nonzero entries in matrix
 
k: ratio between largest and smallest eigenvalues</pre>
$m$: number of nonzero entries in matrix
 
$k$: ratio between largest and smallest eigenvalues


== Table of Algorithms ==  
== Table of Algorithms ==  


Currently no algorithms in our database for the given problem.
{| class="wikitable sortable"  style="text-align:center;" width="100%"
 
! Name !! Year !! Time !! Space !! Approximation Factor !! Model !! Reference
 
|-
 
| [[Gaussian-Jordan Elimination (General Linear System; Positive Definite, Hermitian Matrix; Non-Definite, Symmetric Matrix; Toeplitz Matrix; Vandermonde Matrix Linear System)|Gaussian-Jordan Elimination]] || -150 || $O(n^{3})$ || $O(n^{2})$ || Exact || Deterministic || 
|-
|}


== Time Complexity graph ==  
== Time Complexity Graph ==  


[[File:Linear System - General Linear System - Time.png|1000px]]
[[File:Linear System - General Linear System - Time.png|1000px]]


== Space Complexity graph ==  
== Space Complexity Graph ==  


[[File:Linear System - General Linear System - Space.png|1000px]]
[[File:Linear System - General Linear System - Space.png|1000px]]


== Pareto Decades graph ==  
== Time-Space Tradeoff ==  


[[File:Linear System - General Linear System - Pareto Frontier.png|1000px]]
[[File:Linear System - General Linear System - Pareto Frontier.png|1000px]]

Latest revision as of 09:18, 10 April 2023

Description

A system of linear equations (or linear system) is a collection of one or more linear equations involving the same set of variables. This is typically written in the form $Ax=b$ where $A$ is a matrix and $x, b$ are vectors. In this case, we impose no restrictions on $A$.

Related Problems

Subproblem: Sparse Linear System, Positive Definite, Hermitian Matrix, Non-Definite, Symmetric Matrix, Toeplitz Matrix, Vandermonde Matrix

Related: Positive Definite, Hermitian Matrix, Non-Definite, Symmetric Matrix, Toeplitz Matrix, Vandermonde Matrix

Parameters

$n$: number of variables and number of equations

$m$: number of nonzero entries in matrix

$k$: ratio between largest and smallest eigenvalues

Table of Algorithms

Name Year Time Space Approximation Factor Model Reference
Gaussian-Jordan Elimination -150 $O(n^{3})$ $O(n^{2})$ Exact Deterministic

Time Complexity Graph

Linear System - General Linear System - Time.png

Space Complexity Graph

Linear System - General Linear System - Space.png

Time-Space Tradeoff

Linear System - General Linear System - Pareto Frontier.png