combinatorial group theory (Q3526736)
theory of free groups, and the concept of a presentation of a group by generators and relations.
Language  Label  Description  Also known as 

English 
combinatorial group theory

theory of free groups, and the concept of a presentation of a group by generators and relations.

Statements
Sitelinks
Wikipedia(3 entries)
 enwiki Combinatorial group theory
 frwiki Théorie combinatoire des groupes
 ptwiki Teoria combinatória de grupos