Info About Magma
Magma main web page
Magma manual
Coding Theory Part in Magma
Introduction to Magma syntax and language
Online Magma Calculator
To load a file from a file use the command
load "P:\\Data\\Math\\Aydin\\Coding\\test.txt";
Use suitable variation (i.e. give the appropriate path) according to where your file is located.
You can install student version of Magma on your Windows computer. Download the executable file from P>temp>Magma