Niels Henrik Abel
Proved impossibility of solving quintic by radicals
Quotes by Niels Henrik Abel
Life's sum is greater than parts.
The Hahn-Banach theorem extends.
Persistence pays dividends.
The Stone-Weierstrass approximation.
Wit: Proofs are like wine, age well.
Operator theory operates on spaces.
Fulfillment in mathematical family.
The Riesz representation theorem.
Challenges met with resolve.
Genius is 1% inspiration, 99% perspiration.
Spectral theory spectra colors.
Closing chapter with pride.
Reflection: Work defines legacy.
The Leray spectral sequence.
Joke: Math errors are human.
Category theory categorizes.
Meaning in mathematical beauty.
The Atiyah-Singer index theorem.
End with a theorem.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils.