The Arthashastra is an ancient
Indian treatise on stecraft, economic policy and
military strategy, written by Kautilya. It is
essentially a book of state and administrative
system and deals with the art of government and
politics. It is a comprehensive manual on how a
state ought to be ruled and administered by a
king and his administration.
ভাষা ও ভাষার উৎপত্তি
Plasma Physics (প্লাজমা পদার্থবিদ্যা)
Laser (লেজার)
Quantum materials (কোয়ান্টাম উপকরণ)
Particle physics (কণা পদার্থবিজ্ঞান)
Optics (অপটিক্স এবং ফোটোনিক্স)