Waring's problem asks whether every natural number can be expressed as a sum of a fixed number of k-th powers of natural numbers.
Sources
- List of mathematics history topics (en.wikipedia.org)
- https://mathworld.wolfram.com/WaringsProblem.html (mathworld.wolfram.com)
- https://arxiv.org/pdf/math/0610739 (arxiv.org)
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