The following project has code and report which were completed as part of coursework of 281405 - Nonlinear Analysis for Optical Fiber Communications course part of the Erasmus Mundus Joint Masters Degree Program, PIXNET at Osaka University 2021-2022. In case of any error identifications, feedback, help or explanation please contact on rodro307.jahan@yahoo.com or https://www.linkedin.com/in/samaun-rodro The course was taught by Dr. Akihiro Maruta; email: maruta@comm.eng.osaka-u.ac.jp, Dr: Ken Mishina; email: mishina@comm.eng.osaka-u.ac.jp, and Dr. Daisuke Hisano; email: hisano@comm.eng.osaka-u.ac.jp.