Where do Mathematicians look to discover Mathematics? In the depths of their own minds.
The part where you "look and think deeply" is discovery. The part where you "express your discovery in a coherent language" is invention.
Where do Mathematicians look to discover Mathematics? In the depths of their own minds.
The part where you "look and think deeply" is discovery. The part where you "express your discovery in a coherent language" is invention.