The minimal density of a letter in an infinite ternary square-free word is $0·2746\cdots$.

Tarannikov, Yuriy. "The minimal density of a letter in an infinite ternary square-free word is .." Journal of Integer Sequences [electronic only] 5.2 (2002): Art. 02.2.2, 8 p., electronic only-Art. 02.2.2, 8 p., electronic only. <http://eudml.org/doc/53445>.

@article{Tarannikov2002,
author = {Tarannikov, Yuriy},
journal = {Journal of Integer Sequences [electronic only]},
keywords = {combinatorics on words; square-free word; factorial languages; minimal density},
language = {eng},
number = {2},
pages = {Art. 02.2.2, 8 p., electronic only-Art. 02.2.2, 8 p., electronic only},
publisher = {School of Computer Science, University of Waterloo, Waterloo},
title = {The minimal density of a letter in an infinite ternary square-free word is .},
url = {http://eudml.org/doc/53445},
volume = {5},
year = {2002},
}

TY - JOUR
AU - Tarannikov, Yuriy
TI - The minimal density of a letter in an infinite ternary square-free word is .
JO - Journal of Integer Sequences [electronic only]
PY - 2002
PB - School of Computer Science, University of Waterloo, Waterloo
VL - 5
IS - 2
SP - Art. 02.2.2, 8 p., electronic only
EP - Art. 02.2.2, 8 p., electronic only
LA - eng
KW - combinatorics on words; square-free word; factorial languages; minimal density
UR - http://eudml.org/doc/53445
ER -