Theoremintro
Legendre's formula
Gives the exponent of a prime p in n factorial as the sum of floor(n divided by p to the k) over k.
Gives the exponent of a prime p in n factorial as the sum of floor(n divided by p to the k) over k.
About this page
The build computes these levels from the evidence in the repository. Each row says what the next level needs. Read what the levels mean.
| Ladder | Level | What the next level needs |
|---|---|---|
| Human proof | H0 no proof |
|
| Lean | L0 no Lean part |
|
| Visual | V0 none |
|
| Writing | W0 stub |
|
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