Description This is a book that the author wishes had been available to him when he was student. but a narrative -- almost like a story being told -- that does not impede sophistication and deep results.
It cover.
This means that one is not facing the study of a collection of definitions, remarks, theorems, corollaries, lemmas, etc.
It reflects his interest in knowing (like expert mathematicians) the most relevant mathematics for theoretical physics, but in the style of physicists.
Description This is a book that the author wishes had been available to him when he was student