GADHE ACCHE ANSWER NHI DIYE JAATE TO KYO DETA H....GOOGLE SE TO SAB HE TEEP LENGE.

.AAYA BDA HOSHIYAR.....

Hawking's first book, "The Large Scale Structure of Space-Time" (Cambridge University Press, 1973), written with George Ellis, wasn't for a popular audience at all — it's a physics textbook that uses Albert Einstein's theory of general relativity to explain how massive stars turn into black holes and how singularities can exist in space-time.

@phenom