pedropolidoro

:root {--square-spacer: 57px;}

#logo-windows {
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  transform: skewX(-18deg) scale(0.8);}
  
.logo-square {
  width: 50px;
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pedropolidoro

from math import log2, modf, copysign
from collections import namedtuple

notenames = 'C,,D,,E,F,,G,,A,,B'.split(',')
musicalnote = namedtuple('MusicalNoteInfo',
    'name region cents numerical_representation edo tunning_A4'.split())
tunninginfo = namedtuple('TunningInfo',
    'name region cents numerical_representation edo hertz'.split())

def get_notename(num, /, *, accidental='#'):

pedropolidoro

Music Notation Markup Languages

ABC

• Making Music With ABC 2 - A practical guide to the Abc notation - Guido Gonzato
• Making Music With ABC Pluss - A guide to the notation and its aplications - v. 1.1.0-pre4 - Guido Gonzato
• Uso de ABC para escrever música - Tradução para Português por Alberto Simões - v. 1.0.3pre1 - Guido Gonzato
• Introdução a Notaçao ABC - Hudson Lacerda
• MC Musiceditor - User guide
• The DRAFT abc music notation standard 2.2
• Features of abcm2ps and abc2svg

pedropolidoro

from functions import *

# PRINT A TABLE OF THE HARMONICS OF THE VARIABLE HZ

hz = 110
last_harmonic = 200

print(' Nº  NOTA     CENTS       HERTZ') 
for x, y in [(n, hz2note(n * hz)) for n in range(1, last_harmonic + 1)]:
    print(f'{f"{x:3d}":<6}{f"{y.name}{y.region}":<5}{y.cents:+010.6f}   {hz * x:.4f}')

pedropolidoro

from math import log2, modf, copysign
from collections import namedtuple


notenames = 'C,,D,,E,F,,G,,A,,B'.split(',')
musicalnote = namedtuple('MusicalNoteInfo',
    'name region cents numerical_representation edo tunning_A4'.split())
tunninginfo = namedtuple('TunningInfo',
    'name region cents numerical_representation edo hertz'.split())

pedropolidoro

\b((?:[A-G]|vii|VII|vi|VI|v|V|iv|IV|iii|III|ii|II|i|I)[#b♯♭]?(?:m(?:i(?:n(?:or)?)?)?|\+|½?dim|º|°|⁰|◦|⸰|○|⚬|∆|Δ|△|Ø|ø|⌀|⊘|∅|au[gm]|alt|sus|dom|-|add|no|omit|[Mm]aj?|M|[#b♯♭+-]|\d+|\(|\)|\/)*(?:[A-G][#b♯♭]?)?(?:\(?drop\d\)?)?(?=\n|\s|$))

pedropolidoro

(?# This regular expression is for separate and recognize musical chords
    when mixed with lyrics.
)

\b(
  (?#fundamental)                                              (?:[A-G]|
                              vii|VII|vi|VI|v|V|iv|IV|iii|III|ii|II|i|I)
                                                                 [#b♯♭]?

  (?: