1. Challenging mathematical problem with clementary solutions

Author:

Library: Central Library of Sharif University of Technology (Tehran)

Subject: ، Combinations,، Probabilities

Classification :
QA
157
.
I213

2. Challenging mathematical problems with elementary solutions

Author:

Library: Central Library and Documents Center of Al-Zahra University (Tehran)

Subject: ، Combinations,، Probabilities

Classification :
QA
157
.
I213