google-deepmind / google-deepmind/formal-conjectures

Erdős Problem 610

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ams-05: Combinatorics erdos-problems new conjecture
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Lean
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Description

### What is the conjecture

https://www.erdosproblems.com/610

For a graph $G$ let $\tau(G)$ denote the minimal number of vertices that include at least one from each maximal clique of $G$ (sometimes called the clique transversal number).

Estimate $\tau(G)$. In particular, is it true that if $G$ has $n$ vertices then
$$\tau(G) \leq n-c\sqrt{n\log n}$$
for some absolute constant $c>0$?

Status: open

### Choose either option
- [ ] I plan on working on this conjecture
- [x] This issue is up for grabs: I would like to see this conjecture added by somebody else

Contributor guide

Open the contributing guide

Research direction

Read the linked Erdős Problems page to understand the conjecture and its definitions. No Lean file, test, or entry point is named in the issue, so identify the appropriate location in this repository before formalizing the statement; done means the conjecture has been added as a Lean formalization.

Written by the indexing model from the issue text.

Assessment

Domain
tooling
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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