The main.m file contain code for Dynamic Analysis of framed building, an example taken from book entitled "Earthquake resistant Design of Structures" 1st Edition (2006) Eighth Printing (2010) by Pankaj Agarwal and Manish Shrikhande. The code correspond to a Example 2 Chapter 16, page 262. To know how to execute this code, read README.md file in folder CivilOctave.