Question

Confusion on "Lyndon Words, Free Algebras, and Shuffles"

score 110 · Answer 1 · 2026-05-05 00:01:31

110

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Confusion on "Lyndon Words, Free Algebras, and Shuffles"

Published on 05 May 2026 - 0:01

score 157 · Answer 2 · 2026-05-10 10:29:20

157

Views

Decomposition into Lyndon Words

Published on 10 May 2026 - 10:29

score 336 · Answer 3 · 2026-05-02 15:00:29

336

Views

Counting particular odd-length strings over a two letter alphabet.

Published on 02 May 2026 - 15:00

score 86 · Answer 4 · 2026-05-05 05:55:37

86

Views

Find the number of distinct line ups such that A,B,C are not adjacent?

Published on 05 May 2026 - 5:55

score 733 · Answer 5 · 2026-05-04 23:35:02

733

Views

Formula to calculate possible combination of words in a 3x3 crossword grid

Published on 04 May 2026 - 23:35

score 38 · Answer 6 · 2026-05-05 04:19:03

38

Views

If I have a certain word, how can I find the lowest number of characters that must remain in their original spots if I permute it?

Published on 05 May 2026 - 4:19

score 78 · Answer 7 · 2026-05-05 03:05:52

78

Views

What problem in combinatorics-on-words could this be a formula for: $\frac{2^i i}{2}$?

Published on 05 May 2026 - 3:05

score 219 · Answer 8 · 2026-05-05 05:22:47

219

Views

Insertion and deletion of cubed words $w^3$

Published on 05 May 2026 - 5:22

score 63 · Answer 9 · 2026-05-05 14:24:30

63

Views

Sum over binary words of length $k$.

Published on 05 May 2026 - 14:24

score 100 · Answer 10 · 2026-05-05 06:41:46

100

Views

Limit of set of finite words stable with prefix

Published on 05 May 2026 - 6:41

score 91 · Answer 11 · 2026-05-05 21:00:54

91

Views

Properties of the closure in $\{0,1\}^\mathbb N$ of all shifts of a word

Published on 05 May 2026 - 21:00

score 126 · Answer 12 · 2026-05-10 11:41:20

126

Views

How to recursively define $w^i$ for $i≥0$

Published on 10 May 2026 - 11:41

score 965 · Answer 13 · 2026-05-10 11:42:25

965

Views

Number of permutations of four letter word using letters anything between 0-2 times each

Published on 10 May 2026 - 11:42

score 48 · Answer 14 · 2026-05-10 11:40:04

48

Views

Inequivalent Canonical words

Published on 10 May 2026 - 11:40

score 727 · Answer 15 · 2026-05-10 11:42:09

727

Views

Does there exist infinite words using the alphabet $\{A,B,C,D\}$ that avoids patterns $XX,\ XAX,\ XBX,\ XCX,\ XDX$?

Published on 10 May 2026 - 11:42

List Question

Confusion on "Lyndon Words, Free Algebras, and Shuffles"

Decomposition into Lyndon Words

Counting particular odd-length strings over a two letter alphabet.

Find the number of distinct line ups such that A,B,C are not adjacent?

Formula to calculate possible combination of words in a 3x3 crossword grid

If I have a certain word, how can I find the lowest number of characters that must remain in their original spots if I permute it?

What problem in combinatorics-on-words could this be a formula for: $\frac{2^i i}{2}$?

Insertion and deletion of cubed words $w^3$

Sum over binary words of length $k$.

Limit of set of finite words stable with prefix

Properties of the closure in $\{0,1\}^\mathbb N$ of all shifts of a word

How to recursively define $w^i$ for $i≥0$

Number of permutations of four letter word using letters anything between 0-2 times each

Inequivalent Canonical words

Does there exist infinite words using the alphabet $\{A,B,C,D\}$ that avoids patterns $XX,\ XAX,\ XBX,\ XCX,\ XDX$?

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