Thirteenth

Major thirteenth on F

Minor thirteenth on F

Upper-structure triad

Dominant thirteenth chord on C 4 voice

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Prelude to the Afternoon of a Faun dominant thirteenth chord

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Thirteenth chord voice leading

Thirteenth refers to the ordinal form of the number thirteen, indicating a sequence or position in a list. In various contexts, the term "thirteenth" can have different implications and associations, ranging from culture and superstition to mathematics and music. This article explores the significance and applications of the thirteenth in different fields.

Cultural Significance

In many cultures, the number thirteen is often associated with superstition and is considered unlucky. This belief is so widespread that it has led to the practice of omitting the thirteenth floor in many skyscrapers, hotels, and other buildings, jumping directly from the twelfth to the fourteenth floor. The fear of the number thirteen is known as triskaidekaphobia. Conversely, in some cultures, thirteen is considered a lucky number, symbolizing prosperity and life.

Mathematics

In mathematics, thirteen is recognized as the sixth prime number, following eleven and preceding seventeen. It is also a Fibonacci number, and it has significance in various mathematical contexts and problems.

Music

In the field of music, the thirteenth refers to a musical interval that spans thirteen pitches. In jazz and other forms of Western music, a thirteenth chord is a type of chord that includes the interval of a thirteenth above its root. This chord is commonly used in jazz and is known for its rich, complex sound.

Calendar

The thirteenth day of a month can have particular significance depending on the calendar and cultural context. For example, Friday the 13th is a date traditionally associated with bad luck in many Western cultures.

In Literature and Media

The number thirteen often appears in literature and media, sometimes as a symbol of mystery or danger. It is frequently used in titles and themes of books, movies, and television shows to evoke intrigue or suspense.

Conclusion

The thirteenth holds a multifaceted place in human culture, mathematics, music, and other areas. Its perception varies widely across different societies and contexts, from being considered unlucky to symbolizing prosperity or complexity. Regardless of its varied interpretations, the thirteenth continues to be a number of significant interest and discussion.

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