Theoremadvanced
Nemhauser-Trotter theorem
Also called Nemhauser-Trotter kernel, crown reduction.
Half-integral LP solution for vertex cover gives a kernel with at most 2k vertices.
Half-integral LP solution for vertex cover gives a kernel with at most 2k vertices.
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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