Published Online: Mar 07, 2018
Page range: 374 - 376
Received: Apr 02, 2017
DOI: https://doi.org/10.1515/ausm-2017-0028
Keywords
© 2017 Endre Székely, published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
It is shown that for the question of the title the answer is yes. We construct a plane in the hyperbolic space which is Euclidean.