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# Ifechukwu

Active since 2014

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Question

what is the complexity of my gauss algorithm and how was it gotten step by step
Hi I av this function and I want to find its complexity but don't know how to calculate it pls can anyone help plus is there a m...

8 years ago | 0 answers | 0

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Question

relative error not working properly
I wrote this function function [L,U,P,x]=LU_pivot(A,b) % LU factorization with partial (row) pivoting [n,n]=size...

8 years ago | 0 answers | 0

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Question

how to plot a graph
Please I want to plot a graph using values generated by 6 functions. Please how do I go about it

8 years ago | 1 answer | 0

### 1

Question

lower triangular matrix with unit diagonals
Pls how can I get a lower triangular matrix with unit diagonals when working with LU factorization

8 years ago | 0 answers | 0

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Question

please I wrote this code to solve an equation of linear systems using LU factorization but it keeps giving me zeros as the value of x. please can someone help? thanks in advance
function [ x,u,l ] = trial2( A ) %UNTITLED Summary of this function goes here % Detailed explanation goes here ...

8 years ago | 1 answer | 0

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Question

how to get this code to work for non square matrix
Can some1 pls help me modify this code and give me tips on how to get other codes of this nature to run for non square Matrix F...

8 years ago | 2 answers | 0

### 2

Question

hi am working on a code for gaussian elimination
hi am working on a code for gaussian elimination but I can't get the code to run for non square matrix please what should I do ...

8 years ago | 2 answers | 0