CAMBRIDGE, Mass. - In music, "portamento" is a term that's been used for hundreds of years, referring to the effect of gliding a note at one pitch into a note of a lower or higher pitch. But only ...

EdSource · The John Fensterwald forecast: What’s coming for California schools in 2026 The John Fensterwald forecast: What’s coming for California schools in 2026 January 8, 2026 - It's time for John ...

Below left: The figure shows how geometrical music theory represents four-note chord-types -- the collections of notes form a tetrahedron, with the colors indicating the spacing between the individual ...

A crucial link between mathematics and music is nicely illustrated by the Tonnetz, a geometric diagram representing the harmonic relationships between the notes of the musical scale. An early version ...