PIGTIKAL (puzzles in geometry that I know and love)
History and Overview
2025-02-04 v9 Differential Geometry
Metric Geometry
Abstract
Problems for the graduate students who want to improve problem-solving skills in geometry. Every problem has a short elegant solution -- this gives a hint which was not available when the problem was discovered.
Keywords
Cite
@article{arxiv.0906.0290,
title = {PIGTIKAL (puzzles in geometry that I know and love)},
author = {Anton Petrunin},
journal= {arXiv preprint arXiv:0906.0290},
year = {2025}
}
Comments
Second printing, 195 problems, 156 pages, 66 figures