Re: Make documentation reflect presence of \tuplet (issue 7220052)

[k-ohara5a5a]

> If you consider that description better than the original,
> you might want to look over the entries in learning and
> notation.  The original entries for \times very much
> focused on explaining things in a way and order that
> makes the "fraction order" choice appear less strange.

Those looked fine.
I tried to write simpler texts, below.  If you are dissatisfied you can
use them as inspiration.


https://codereview.appspot.com/7220052/diff/4001/Documentation/learning/common-notation.itely
File Documentation/learning/common-notation.itely (right):

https://codereview.appspot.com/7220052/diff/4001/Documentation/learning/common-notation.itely#newcode506
Documentation/learning/common-notation.itely:506: ratio of the number of
notes to play in relation to the nominal
"... The fraction is the number of notes in the tuplet over the number
that would normally fill the duration of the tuplet. For triplets, ..."

https://codereview.appspot.com/7220052/diff/4001/Documentation/notation/rhythms.itely
File Documentation/notation/rhythms.itely (right):

https://codereview.appspot.com/7220052/diff/4001/Documentation/notation/rhythms.itely#newcode192
Documentation/notation/rhythms.itely:192: Tuplets are made from a music
expression by with the
"A tuplet is made from a music expression by multiplying the speed of
the music expression by a fraction:"

https://codereview.appspot.com/7220052/diff/4001/Documentation/notation/rhythms.itely#newcode205
Documentation/notation/rhythms.itely:205: the number of notes is 3/2
that of notes with their written length.
"... the triplet in which 3 notes sound within the duration normally
allowed for 2:"

https://codereview.appspot.com/7220052/