Cosmos

Does the universe have to have a beginning?

In my opinion, the universe does not necessarily have to have a beginning, because we usually think of the idea of a “beginning” within time itself: Something did not exist → then it did.Before → after relationships. But in modern cosmology, if time itself emerged together with the universe, then the question: “What existed before the universe began?” starts to…

If mathematics is the language of the universe, who wrote it?