Music theory studies what makes music sound the way they do (a.k.a. what makes music sound good).
Interval
Table to memorize to calculate intervals quickly
| Pitch Class | Integer Notation | Interval |
|---|---|---|
| C | 0 | P1 |
| C# / Db | 1 | m2 |
| D | 2 | M2 |
| D# / Eb | 3 | m3 |
| E | 4 | M3 |
| F | 5 | P4 |
| F# / Gb | 6 | TT/A4/D5 |
| G | 7 | P5 |
| G# / Ab | 8 | m6 |
| A | 9 | M6 |
| A# / Bb | 10 | m7 |
| B | 11 | M7 |
| C | 12 | P8 |
Resources
- 和弦紧张度（协和度）等级分类表。 - 知乎
- 和弦进行原理与技巧 - SuMi的文章 - 知乎
- 阿伦福特音集理论
- Music Theory for the 21st-Century Classroom
- Non-Chord Tones
- interval ear-training - teoria
- musictheory.net
- Open Music Theory