 Arup Kumar Raychaudhuri

Arup Kumar Raychaudhuri is a prominent Indian astrophysicist known for his significant contributions to the field of cosmology and theoretical physics. He is particularly recognized for his work on the Raychaudhuri equation, which is a fundamental result in general relativity that describes the behavior of expanding fluids in the universe and plays a crucial role in the study of gravitational collapse and the formation of cosmic structures.