Shahjahan Tapan passed away several years ago. While his publications continue (often via Shahjahan Tapan Trust or Anupam Publishers ), the print runs are inconsistent. By August of the academic year, major bookstores in Nilkhet (Dhaka’s book market) often sell out. The PDF fills the void when the supply chain fails.
in Dhaka typically carry the latest 2024 or 2025 editions of this book দারাজ Supplementary Study Materials Math Solutions physics 1st paper shahjahan tapan pdf