<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>In this work the Brouwer fixed point theorem for a triangle was proved by two methods based on the Sperner Lemma. One of the two proofs of Sperner’s Lemma given in the paper was carried out using the so-called index.</p>
</abstract>

In this work the Brouwer fixed point theorem for a triangle was proved by two methods based on the Sperner Lemma. One of the two proofs of Sperner’s Lemma given in the paper was carried out using the so-called index.

On the Two-Dimensional Version of the Sperner Lemma and Brouwer’s Theorem

Annales Mathematicae Silesianae

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"On the Two-Dimensional Version of the Sperner Lemma and Brouwer\u2019s Theorem"}

In this work the Brouwer fixed point theorem for a triangle was proved by two methods based on the Sperner Lemma. One of the two proofs of Sperner’s Lemma...

On the Two-Dimensional Version of the Sperner Lemma and Brouwer’s Theorem

Data publikacji: 08 wrz 2022

Zakres stron: 106 - 114

Otrzymano: 29 gru 2021

Przyjęty: 20 lip 2022

DOI: https://doi.org/10.2478/amsil-2022-0012

Słowa kluczowe
Sperner’s Lemma, Brouwer’s theorem, retraction, fixed-point property

© 2022 Eugeniusz Barcz, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

On the Two-Dimensional Version of the Sperner Lemma and Brouwer’s Theorem

Data publikacji: 08 wrz 2022

Zakres stron: 106 - 114

Otrzymano: 29 gru 2021

Przyjęty: 20 lip 2022

DOI: https://doi.org/10.2478/amsil-2022-0012

Słowa kluczoweSperner’s Lemma, Brouwer’s theorem, retraction, fixed-point property

© 2022 Eugeniusz Barcz, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Słowa kluczowe
Sperner’s Lemma, Brouwer’s theorem, retraction, fixed-point property