replace in opening quotations

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2022-04-12 23:17:03 -03:00
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@@ -74,15 +74,15 @@ Polyphony
<P>
In music, the term
<A NAME="4665"></A><I>polyphony</I>
is usually used to mean ``more than one separate voices singing or playing at
is usually used to mean "more than one separate voices singing or playing at
different pitches one from another". When speaking of electronic musical
instruments we use the term to mean ``maintaining several copies of some
process in parallel." We usually call each copy a ``voice" in keeping with the
instruments we use the term to mean "maintaining several copies of some
process in parallel." We usually call each copy a "voice" in keeping with the
analogy, although the voices needn't be playing separately distinguishable
sounds.
<P>
In this language, a piano is a polyphonic instrument, with 88 ``voices". Each
In this language, a piano is a polyphonic instrument, with 88 "voices". Each
voice of the piano is normally capable of playing exactly one pitch. There
is never a question of which voice to use to play a note of a given pitch,
and no question, either, of playing several notes simultaneously at the