cff-version: 1.2.0
message: If you use results from this problem page, please cite it as below.
title: "Cairn Commons — Dol'nikov's conjecture on piercing translates in the plane"
type: dataset
license: CC-BY-4.0
url: "https://cairn-commons.com/problems/dolnikov-piercing-conjecture"
date-released: 2026-10-04
authors:
  - name: Cairn Commons contributors
keywords:
  - "geometry"
  - "oberwolfach"
  - "piercing"
  - "helly-type"
  - "convex-geometry"
  - "colorful-theorems"