death_date work_institution birth_place nationality field known_for residence image article_title name alma_mater
2005 asutosh presidency college , kolkata college indian association for the cultivation of science barisal , british india indian physics raychaudhuri equation india 220px amal kumar raychaudhuri
 amal kumar raychaudhuri presidency college , kolkata
amal kumar raychaudhuri

amal kumar raychaudhuri -lrb- ; 14 september 1923 -- 18 june 2005 -rrb- was a leading indian physicist , renowned for his research in general relativity and cosmology .
his most significant contribution is the eponymous raychaudhuri equation , which demonstrates that singularities arise inevitably in general relativity and is a key ingredient in the proofs of the penrose -- hawking singularity theorems .
raychaudhuri was also revered as a teacher during his tenure at presidency college , kolkata .
many of his students have gone on to become established scientists .
