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A11544: Fugues! (FYOOgz)

(FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

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Page 1: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

A11544:Fugues!(FYOOgz)

Page 2: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Hello!I am Henry Hu

I am here because I love fugues. And Bach.

Further material, and this presentation, will be posted at esp.mit.edu/learn/Splash/2017/class_docs/11544

Page 3: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Case StudyBWV 578: "Little" Fugue in G Minor

Subject. Answer. SATB. Entry. Countersubject. Counterpoint. Episode. Modulation. Exposition. Development. Final Entry. Coda.

Page 4: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

What's in a Fugue?

◍ Subject/Answer

Page 5: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Subject, Answer of Little Fugue (Colored by pitch)

Page 6: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

What's in a Fugue?

◍ Subject/Answer

Page 7: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

What's in a Fugue?

◍ Subject/Answer◌ Entry

◌ False Entry◍ Voice

◌ Soprano/Alto/Tenor/Bass (SATB)

Page 8: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

A Fugue is...

◍ Rich, like Layer Cake

◍ Beautiful, like a poem

◍ Stimulating, like Connect-the-dots

◍ A spectacle, like juggling

Why is a fugue interesting?

Page 9: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Green: Subject of Little FuguePink: Countersubject of Little Fugue

Page 10: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

What's in a Fugue?

◍ Subject/Answer◌ Entry

◌ False Entry◍ Voice

◌ Soprano/Alto/Tenor/Bass (SATB)

Page 11: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

What's in a Fugue?

◍ Subject/Answer◌ Entry

◌ False Entry◍ Voice

◌ Soprano/Alto/Tenor/Bass (SATB)◍ Episodes

◌ Modulation

Page 12: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

What's in a Fugue?

◍ Subject/Answer◌ Entry

◌ False Entry◍ Voice

◌ Soprano/Alto/Tenor/Bass (SATB)◍ Episodes

◌ Modulation◌ Sequence

◍ May have a variety of other fancy things◌ Countersubject, etc.

Page 13: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Structure of a Fugue

Exposition

Final Entry, Coda

Development

Page 15: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Case StudyBWV 876: Fugue in E-Flat Major, WTC II

Stretto. Call-and-Response. Sequence.

Page 16: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Subject, Answer of E-flat Major Fugue (Colored by Pitch)

Page 17: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Stretto using E-flat Major Fugue's subject. (Colored by parts)

Page 19: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Case StudyBWV 865: Fugue in A Minor, WTC I

Permutation Fugue. Inversion.

Page 20: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Subject, Answer, and Inverted Subject for A Minor Fugue, WTC I (BWV 865)

Page 22: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Case StudyBWV 871: Fugue in C Minor, WTC II

Augmentation. Diminution. (Rhythmic)

Page 23: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Subject, Inverted Subject, Augmented Subject, and Fancy Strettoadapted from C Minor Fugue, BWV 871

Page 25: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Case StudyBWV 1080: Art of Fugue,

Contrapunctus IXDouble Fugue. False Entry.

Page 26: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080)

Page 27: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Two False Entries, followed by a Real Entryadapted from Contrapunctus IX, Art of Fugue (BWV 1080)

Page 29: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Your turn!BWV 1080: Art of Fugue,

Contrapunctus III?

Page 31: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Your turn!BWV 904: Fugue in A Minor (for organ)

Organ Fugue.

Page 33: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Your turn!BWV 543: Fugue in A Minor (for organ)

Organ Fugue.

Page 35: (FYOOgz) Fugues! A11544 - MIT ESP - Home · BWV 1080: Art of Fugue, Contrapunctus IX Double Fugue. False Entry. The two subjects of Contrapunctus IX, Art of Fugue (BWV 1080) Two False

Thanks!��

Further material, and this presentation, will be posted at esp.mit.edu/learn/Splash/2017/class_docs/11544