> Suddenly within a few weeks, Einstein comes up with his Field equations It wasn't a few weeks, it was months. Einstein visited Hilbert in June/July 1915. He

> Suddenly within a few weeks, Einstein comes up with his Field equations It wasn't a few weeks, it was months. Einstein visited Hilbert in June/July 1915. He didn't publish his field equation until November 1915 (and even then it took him several tries before he got the final one).