Channel
Updated: 2026-07-09
Flags — countries where our network of observers on Telegram recorded this ad being shown in this channel. It's not the advertiser's targeting country: Telegram serves sponsored ads worldwide, and we simply note where the ad appeared in the feed. The channel's main country (by its language) is highlighted in blue; rare placements (under 5%) are collapsed into “+N”.

Mathematical Olympiad Channel (المپیاد ریاضی دانشآموزی) @ali_mohamadian_math_olympiad ویژه هماهنگی تهیه مجموعههای مسائل مختلف و ثبتنام دورههای المپیاد ریاضی من، مرحله دوم و بالاتر، مباحث جبر، ترکیبیات، هندسه و نظریه اعداد