again some details in Dyck words

[fchapoton]

• shorten the code of area
• fix some SEEALSO cross-links inside the doc
• display some examples where there were TESTS only
• enhance some typing annotations
• do not use list as a variable
• more direct call to multinomial

CC: @tscrim @slel @kliem

Component: combinatorics

Author: Frédéric Chapoton

Branch/Commit: 7820aaa

Reviewer: Samuel Lelièvre

Issue created by migration from https://trac.sagemath.org/ticket/33095

[fchapoton]

Branch: u/chapoton/33095

[fchapoton]

Commit: 7820aaa

[fchapoton]

New commits:

7820aaa

more details in Dyck words

[fchapoton]

comment:2

green bot, so please review

[slel]

Reviewer: Samuel Lelièvre

[vbraun]

Changed branch from u/chapoton/33095 to 7820aaa