by Nicholas Jones
Ever since Haydn established the string quartet as the ensemble de rigueur, chamber music for strings has tended to operate in base four. There are many variants on the quartet (“4 ± n”, as a math teacher might write it), but even when you subtract a violin (Beethoven) or add a viola (Mozart), a cello (Schubert), or a double bass (Dvořák) — or, as in this concert, when you pump it up to a sextet (Brahms) or an octet (Mendelssohn, Shostakovich) — the quartet remains the norm. [Read more…]