What are the frecuencies of the musical notes?

The frequencies of the musical notes are as follows: A4 (the A above middle C) is typically tuned to 440 Hz, which is known as "concert pitch". Each note on a standard 88-key piano is a different frequency, ranging from about 27.5 Hz (for the lowest note, A0) to about 4186 Hz (for the highest note, C8). The frequency of each note is determined by its pitch, which is measured in hertz (Hz). A Hz is a unit of frequency that represents the number of cycles per second. Here are the frequencies of the notes in the chromatic scale, which is the set of all twelve notes used in Western music: A4 = 440 Hz A#4/Bb4 = 466.16 Hz B4 = 493.88 Hz C5 = 523.25 Hz C#5/Db5 = 554.37 Hz D5 = 587.33 Hz D#5/Eb5 = 622.25 Hz E5 = 659.25 Hz F5 = 698.46 Hz F#5/Gb5 = 739.99 Hz G5 = 783.99 Hz G#5/Ab5 = 830.61 Hz These frequencies are based on the equal-tempered tuning system, which is the most common tuning system used in Western music.

What are the correspondence between DO, RE, MI, FA, SOL, LA, SI with the letter notation?

In Western music, the letters C, D, E, F, G, A, and B are used to represent the notes of the diatonic scale. These letters correspond to the "DO, RE, MI, FA, SOL, LA, SI" solfeggio syllables as follows: C corresponds to DO D corresponds to RE E corresponds to MI F corresponds to FA G corresponds to SOL A corresponds to LA B corresponds to SI It's worth noting that these solfeggio syllables are a part of a system of teaching music by using syllables for each note of the diatonic scale. This system is known as solfeggio or solfège, and it is commonly used in music education. However, in professional music, the letter notation (A, B, C, etc.) is more commonly used to refer to the notes.

What is the diatonic scale?

The diatonic scale is a musical scale that consists of seven unique notes, each separated by a whole or half step. These notes are arranged in a specific pattern of whole and half steps that gives the scale its characteristic sound and structure. The most common diatonic scale in Western music is the major scale, which is a seven-note scale with the following pattern of whole and half steps: Whole step, Whole step, Half step, Whole step, Whole step, Whole step, Half step Using solfeggio syllables, this pattern can be expressed as: Do, Re, Mi, Fa, Sol, La, Ti (or Si) For example, in the key of C major, the seven notes of the C major diatonic scale are: C (Do) D (Re) E (Mi) F (Fa) G (Sol) A (La) B (Ti or Si) The diatonic scale is fundamental to Western music theory and is used extensively in a wide variety of musical genres, including classical, pop, rock, and jazz.

What other musical systems exists apart of the Western?

There are many musical systems that exist apart from the Western music system. Here are some examples: Indian Classical Music: Indian classical music has a rich history and is one of the oldest musical systems in the world. It is based on a system of ragas (melodic scales) and talas (rhythmic cycles) and has a complex system of ornamentation and improvisation. Arabic Maqam: The Arabic maqam system is a collection of melodic modes used in Arabic music. Each maqam is built around a specific set of notes and has its own unique melodic character. Chinese Music: Traditional Chinese music is based on a pentatonic scale and uses a system of modes known as the "five tones." It also incorporates a wide range of instruments, including the guzheng, erhu, and pipa. Japanese Music: Japanese music is based on a pentatonic scale and uses a system of modes known as the "five scales." It also incorporates a variety of traditional instruments, including the shamisen, koto, and shakuhachi. Gamelan Music: Gamelan music is a traditional Indonesian music that is based on a system of tuning known as pelog and slendro. It uses a wide range of percussion and melodic instruments, including metallophones, gongs, and drums. These are just a few examples of the many different musical systems that exist around the world. Each system has its own unique set of scales, modes, and instruments that give it its own distinctive sound and character.

What other aspects apart from the notes are neccesary to code a musical work?

Apart from the notes themselves, there are several other important aspects that are necessary to fully represent and code a musical work: Rhythm: The timing and duration of musical notes and rests are a critical aspect of music. Rhythm is often represented using time signatures, tempo markings, and other notation symbols that indicate the duration and spacing of notes and rests. Dynamics: The volume and intensity of a musical performance can be an important aspect of a piece. Dynamics are often represented using notation symbols such as "piano" (soft), "forte" (loud), and crescendo/decrescendo (gradual increase or decrease in volume). Articulation: The way that individual notes are played, such as the use of staccato or legato, can have a significant impact on the overall sound and feeling of a piece. These articulation markings are often represented using symbols such as dots, lines, or curved lines. Harmony: The way that multiple notes and chords are played together can create rich and complex harmonies. Harmonic progressions, chord voicings, and other aspects of harmony are often represented using chord symbols or notation symbols that indicate the relationship between different notes and chords. Form: The overall structure and organization of a musical work can be an important aspect of its composition. Musical forms such as sonata form, rondo form, and theme and variations are often used in classical music, while other genres may have their own specific forms or structures. All of these aspects, along with others such as lyrics, instrumentation, and style, are important in fully representing and coding a musical work.

Tell me some books on music theory that teach all this concepts?

Here are some popular books on music theory that cover the concepts I mentioned: "Music Theory for Dummies" by Michael Pilhofer and Holly Day - This book is a great introduction to music theory for beginners, covering topics such as notation, scales, chords, and more. "The AB Guide to Music Theory" by Eric Taylor - This comprehensive guide to music theory covers all the essential concepts, from basic notation to advanced harmony and analysis. "The Jazz Theory Book" by Mark Levine - This book is a comprehensive guide to jazz theory and improvisation, covering topics such as chord/scale relationships, modes, and harmonic progressions. "Tonal Harmony" by Stefan Kostka and Dorothy Payne - This book is a widely-used textbook for college-level music theory courses, covering topics such as harmony, form, and counterpoint. "The Elements of Music" by Jason Martineau - This book is a comprehensive guide to music theory that covers topics such as notation, rhythm, harmony, and form, with plenty of exercises and examples to help reinforce the concepts. These are just a few examples of the many excellent books on music theory that are available. Depending on your level of experience and the specific aspects of music theory that you're interested in learning, there are many other great resources out there to explore as well.