# Math 5: Schedule, topics and worksheets - FALL 2008

1Sept 24 W websitePeriodic sounds, frequency, functions funcs, soln
25 Th X-hrResources page Tool session: using audacity
26 F2.3, 3.1-3.2, 5.4-5.4.2Pure tones, sinusoidal and circular motion. musical frequencies, addition formula (also here) addn, soln
27 Sa: Takacs Quartet, Hopkins center, relates to much of this course
29 M3.3, 6.7Combining tones, beats, perfect intervals zerocross
2Oct 1 W2.8, 6.4.1HW1 due. Fourier series (use this), the harmonic series, and the first of many auditory illusions
2 Th X-hr-Using praat
3 F2.8.3Spectrogram, partials (touch tone info) fourier
6 M3.6-3.9, 3.10.2-3.13Tuning systems (harpsichord demo)pythag
38 W2.5, 3.10.1, Benson Ch. 4HW2 due. Complex sounds: perceived pitch, Helmholtz theory of dissonancediss
9 Th X-hr-Quiz 1 (answers, 30 mins, start at 12:00pm, bring calculators)
10 F4.20, 7.4.6, 7.8Travelling waves
13 M-speed of sound, echoes, spacetime diagrams.
415 W7.12HW3 due. Doppler effect (applet) and the Hammond organ (Leslie) doppler
17 F4.19.3-4.24.2Loudness and intensity, decibelsdB
20 M1.2.2-4, 5.3, 8.1-8.3.1Sounds sources: oscillatorsaccel
522 W8.10.1HW4 due. Damping and Q-factor.decay
23 Th X-hr-practise exam problem session (practise problems, last year's exam [solutions], flashcards)
Midterm: Thursday Oct 23, 6-8 pm, Carson L01 (solutions)
24 FComplex vibration modes of extended bodies.
27 M8.5-8.7.1 Modes of an elastic string. Plucked strings.hitbar
629 WHW5 due. Damping and excitation of strings, bowing.
30 Th X-hr-
31 F8.7.5Plucked and bowed strings. Pipe resonances.
Nov 3 M8.7.4, 8.3.3More pipes, stretched partials, Helmholtz resonator. openclosed
75 W8.9HW6 due. Resonance.
7 Fthis Human voice: speech, formants, singing. sopranos, von Kempelen's machine.
10 M7.10, 7.13.2, 8.10.1, App.7Singing. Architectural acoustics: reverberation and early reflections.
812 WHW7 due. Derive Sabine's formula. Ray reflection, method of images.
13 Th X-hrQuiz 2 (25 mins, bring calculators).
14 F7.8, 7.11Multiple images and lattices. Interference, wave phenomena. image
17 M Deadline to choose project topics. Diffraction of waves. Human hearing and physiology.
919 WHW8 due. Human frequency sensitivity, masking, directional sensing. direction
21 Felectronic music recording and reproduction. samplingsampling
24 M(no lecture)
26 W - 30 Su: --------- Thanksgiving recess ---------
Dec 1 M-Math in music composition, (Paganini 24th Caprice theme, Rachmaninov Rhapsody Op.43, inversion of melody) groups
103 W-Project Presentations (usual lecture slot)
Project Presentation Pizza Evening: Wednesday Dec 3, 6-8 pm, Kemeny 105 (note, not 108!)
5 Fr-(usual lecture time) Exam review session (optional); practise questions. last year's final (solutions).
Final Exam: Tuesday Dec 9, 8-11 am, Kemeny 105 (note, not 108). Project write-ups due at my office, 5pm, Tues Dec 9. (solutions)