# Theory

link them as I read them

- [Triads](https://en.wikipedia.org/wiki/Triad_(music)) 
  - [Major](https://en.wikipedia.org/wiki/Major)
  - Minor
  - Diminished
  - Augmented
  - Suspended
  - Seventh
- Chord Progressions
  - I-IV-V
  - ii-V-I
  - vi-IV-I-V
  - I-vi-ii-V
- Circle of Fifths
- Key Signatures
  - Major
  - Minor
- Modes
  - Ionian
  - Dorian
  - Phrygian
  - Lydian
  - Mixolydian
  - Aeolian
  - Locrian
- [Intervals](https://en.wikipedia.org/wiki/Interval_(music))
  - [Ratios](https://en.wikipedia.org/wiki/Interval_ratio)
  - Major
  - Minor
  - Perfect
  - Augmented
  - Diminished
- Scales
  - [Diotonic](https://en.wikipedia.org/wiki/Diatonic_scale)
  - [Chromatic](https://en.wikipedia.org/wiki/Chromatic_scale)
  - Major
  - Minor
  - Pentatonic
  - Blues
  - Chromatic
- Rhythm
  - Time Signatures
  - Note Values
  - Syncopation
- Dynamics
  - Crescendo
  - Decrescendo
  - Accent
- Articulation
  - Staccato