“Dongryul was very helpful and accommodating, and he made sure that students from all levels of musical background were getting a lot out of the course.”
– Course Evaluation notes from students
MUSI103, Introduction to Music: Materials and Design, The University of Chicago, Spring 2021
– Center for Innovation in Teaching and Learning
Spring/2015, Spring/2016, The University of Illinois Urbana Champaign
On Goethe's Garden:36 min. video lecture on the algorithmic process of controlling time and frequencies by using the Chaotic Dynamical System in my composition, Goethe’s Garden for two pianos tuned a quarter-tone apart (May 2021)
A Presentation on the acoustical models of bell sounds and the modelling of virtual bell shapes and their spectra by synthesizing engineering physics and campanology with music, by using the Finite Element Method (FEM) technique.
A DMA dissertation presentation at the IRCAM Forum Workshops, "Spatialization, Orchestration, Perception, hors les murs"
Montreal (online), February 4–5–6 and 11–12, 2021
Interval Training - P4 in Aural Skills(Making Intervals Independent)
Tritone in Music Theory and History
This is my lecture on the Tritone in Music Theory which runs about 35 min. (Sectional link in comment)
It covers the following topics:
- Tritone in Different Tuning Systems
- Tritone in Counterpoint
- Tritone in Messiaen
- Tritone in the Overtone Series
- Tritone in Hindemith
- Tritone in Functional Harmony
- Tritone in Mussorgsky
- Tritone in Wagner
- Tritone in Rage Against the Machine
- Tritone In Jazz Harmony: Tritone Substitution
Complex Rhythmic Layers in Ferneyhough's Music
BPM calculation and Metric Modulation
Circle of Fifths in Music Theory
SuperCollider Fundamentals 1
Loudness, Decibel, and Sound Intensity Level in Acoustics and Music