What came before this?

msc545

Einstein’s equations implied that the universe had expanded from a “singularity” — a mathematical point where time began and the radius of the universe was zero. What was the nature of the universe and reality before the "big bang"? How were time and matter created?

Updates
1 y
I started in again with the math for this this stuff and I keep winding up with impossible endings. Headache time.
What came before this?
11 Opinion