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  2. Chord chart - Wikipedia

    en.wikipedia.org/wiki/Chord_chart

    A chord chart. Play ⓘ. A chord chart (or chart) is a form of musical notation that describes the basic harmonic and rhythmic information for a song or tune. It is the most common form of notation used by professional session musicians playing jazz or popular music.

  3. Chordal graph - Wikipedia

    en.wikipedia.org/wiki/Chordal_graph

    In any graph, a vertex separator is a set of vertices the removal of which leaves the remaining graph disconnected; a separator is minimal if it has no proper subset that is also a separator. According to a theorem of Dirac (1961) , chordal graphs are graphs in which each minimal separator is a clique; Dirac used this characterization to prove ...

  4. Chord notation - Wikipedia

    en.wikipedia.org/wiki/Chord_notation

    In this case, the chord is viewed as a C major seventh chord (CM 7) in which the third note is an augmented fifth from root (G ♯), rather than a perfect fifth from root (G). All chord names and symbols including altered fifths, i.e., augmented (♯ 5, +5, aug5) or diminished (♭ 5, o 5, dim5) fifths can be interpreted in a similar way.

  5. Chord diagram (music) - Wikipedia

    en.wikipedia.org/wiki/Chord_diagram_(music)

    Chord diagrams for some common chords in major-thirds tuning. In music, a chord diagram (also called a fretboard diagram or fingering diagram) is a diagram indicating the fingering of a chord on fretted string instruments, showing a schematic view of the fretboard with markings for the frets that should be pressed when playing the chord. [1]

  6. Chord diagram - Wikipedia

    en.wikipedia.org/wiki/Chord_diagram

    A chord diagram may refer to: Chord diagram (music) , a diagram showing the fingering of a chord on a guitar or other fretted musical instrument Chord diagram (information visualization) , a diagram showing a many-to-many relationship between objects as curved arcs within a circle

  7. Chord diagram (information visualization) - Wikipedia

    en.wikipedia.org/wiki/Chord_diagram_(information...

    Screenshot from "A Thousand Fibers Connect Us — Wikipedia's Global Reach", winning entry of the WikiViz 2011 Data Visualization Challenge. Lines represent readership of different Wikipedia language versions (lower half) from countries (top half) A chord diagram is a graphical method of displaying the inter-relationships between data in a ...

  8. Chord (music) - Wikipedia

    en.wikipedia.org/wiki/Chord_(music)

    Guitarist performing a C chord with G bass. In music, a chord is a group of three or more notes played simultaneously, typically consisting of a root note, a third, and a fifth. [a] Chords are the building blocks of harmony and form the harmonic foundation of a piece of music. They can be major, minor, diminished, augmented, or extended ...

  9. File:Chordal-graph.svg - Wikipedia

    en.wikipedia.org/wiki/File:Chordal-graph.svg

    A chordal graph with a minimal number of chords: 18:00, 16 February 2006: 225 × 171 (4 KB) Tizio: White background: 17:49, 16 February 2006: ... Usage on bn ...