and the chord described as a major 7th. When you see the symbol C maj7, the ‘maj7’ element is telling you to play the 7th ...

When it comes to guitar chords, it all begins with basic ones that are called either major (use just the letter of the chord, eg E for E major) or minor (reduced to the letter plus m, eg Em for E ...

Ordinary musical terms such as "dominant seventh chord" or "major seventh chord" refer to points in this space. This space is what mathematicians would call a "cone over the real projective plane ...

A dominant 7th is built on the dominant note. It functions as a type of chord V. In this example you will hear both chord I of C Major, and the dominant 7th chord. You can follow along with the ...