List of Articles معادلات دیفرانسیل تاخیری پانتوگراف چندگانه Open Access Article Abstract Page Full-Text 1 - Legendre pseudo-spectral method for solving multi-pantograph delay differential equations Mohammad Hadi Noori Skandari Mostafa Mahmoudi Javad Vahidi Mehdi Ghovatmand 10.30495/jnrm.2022.59953.2072