combinatorics - Draw a line through all doors - Puzzling Stack

I saw the following problem on 4chan and couldn't solve it: It's very likely to be some kind of troll (no solution). I'm hoping to see some rigorous proofs that disprove the existence of such a l

Is it possible to connect each letter to its respective partner by drawing only 3 continuous lines that never intersect each other? : r/puzzles

Sliding Puzzle

combinatorics - Draw a line through all doors - Puzzling Stack Exchange

MAKE, Free Full-Text

combinatorics - Draw a line through all doors - Puzzling Stack Exchange

Correlated Quantum Phenomena of Spin–Orbit Coupled Perovskite Oxide Heterostructures: Cases of SrRuO3 and SrIrO3 Based Artificial Superlattices - Jeong - 2023 - Advanced Functional Materials - Wiley Online Library

Skin-Interfaced Wearable Sweat Sensors for Precision Medicine

5.1: Graphs - Mathematics LibreTexts

Boolean modeling of mechanosensitive epithelial to mesenchymal transition and its reversal - ScienceDirect

Keagan Roos on LinkedIn: Shariki

5.1: Graphs - Mathematics LibreTexts

MAKE, Free Full-Text

combinatorics - Draw a line through all doors - Puzzling Stack Exchange

combinatorics - Draw a line through all doors - Puzzling Stack Exchange

Can you solve this? 5 room puzzle challenge