Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Passage: Abhay Vasant Ashtekar (amụrụ na 5 Julaị 1949) bụ onye India bụ ọkà mmụta sayensị. Ọ bụ Eberly Prọfesọ nke Physics na Director nke Institute for Gravitational Physics and Geometry na Pennsylvania State University. Dịka onye mepụtara mgbanwe nke Ashtekar, ọ bụ otu n'ime ndị guzobere gravity quantum loop na subfield loop quantum cosmology. O dekwara ọtụtụ nkọwa nke ike ndọda quantum loop nke ndị na-abụghị ndị ọkà mmụta sayensị nwere ike inweta. N'afọ 1999, Ashtekar na ndị ọrụ ibe ya gbakọrọ aka gbakọọ entropy nke oghere ojii, nke kwekọrọ n'amụma a ma ama Hawking buru n'afọ 1974. Roger Penrose, bụ́ ọkà n'ihe ọmụmụ mgbakọ na mwepụ na Oxford, kọwara otú Ashtekar si ele ikike ndọda anya dị ka "Nke kasị mkpa n'ime mgbalị nile e mere iji mee ka ozizi relativism bụrụ 'nke a na-akpọ quantum.'" A họpụtara Ashtekar dịka onye otu na National Academy of Sciences na Mee 2016.  Ajụjụ: Olee ihe ndị na-agbanwe agbanwe o kere?
Ashtekar