David Hilbert formulated a list of problems known as Hilbert's problems to direct future mathematical research.
Notes on verification
Well-documented historical fact, corroborated by MacTutor, Wikipedia, and MathWorld.
Sources
- Future of mathematics (en.wikipedia.org)
- https://mathshistory.st-andrews.ac.uk/Extras/Hilbert_Problems/ (mathshistory.st-andrews.ac.uk)
- https://mathworld.wolfram.com/HilbertsProblems.html (mathworld.wolfram.com)