Hilbert's problems are a list of 23 unsolved mathematical problems published by David Hilbert in 1900.
Notes on verification
Confirmed by Wikipedia, Wolfram MathWorld, and MacTutor History of Mathematics; well-established historical fact about mathematics.
Sources
- List of mathematics history topics (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)