MatriX

A Java program to solve linear equation, interpolation, and multiple linear regression problems using matrix manipulation

Authors
Dionisius Darryl H.
Rehagana Kevin C. S.
Rizky Anggita S. S.

Table of contents

• Description
• Folder structure
• Technologies
• Input and Output

Description

MatriX is a program written in java with the following capabilities

1. Solving linear equation using Gauss and Gauss-Jordan elimination technique, Inverse Matrix, and Cramer's Rule

2. Solving interpolation and linear regression problems

3. Calculate the determinant of a matrix with various methods such as row reduction and cofactor expansion

Folder Structure

matrix
├── bin
│   └── Matriks.class
│   └── Program.class
│   └── SPL.class
│
├── src
│   └── Matriks.java
│   └── Program.java
│   └── SPL.java
│
├── docs
│   └── Laporan-Algeo01-19058.docx
│   └── Laporan-Algeo01-19058.pdf
│
├── test
│   └── ... .txt (Studi kasus 1-8)
│   └── ..._ans.txt (Hasil studi kasus 1-8)
│
└── README.md

Technologies

This program is made with Java 11.0.8 :

openjdk 11.0.8 2020-07-14
OpenJDK Runtime Environment AdoptOpenJDK (build 11.0.8+10)
OpenJDK 64-Bit Server VM AdoptOpenJDK (build 11.0.8+10, mixed mode)

To run the program, simply follow this command:

cd bin
java Program

To compile the program, use the following command:

cd src
javac Program.java

Input dan Output

This program could take an input from an external file.

Masukkan direktori file eksternal: ../test/1a.txt

It also can save the result of a calculation in a .txt file.

Masukkan nama file: outputprogram

The result will be stored as outputprogram.txt in the default directory test.

Thank you