Numbered musical notation and so on. Dashes after a note lengthen it, each dash by the length of a quarter note. A dot after the plain or underlined note works increases its length by half, and two dots by three quarters. The underline, along with its joining, are analogous to the number of flags and beaming in standard notation. So are dotted notes. But the analogue stops at notes worth three quarter notes and beyond, where dashes are used instead. The number "0" represents the musical rest. The rules for length is similar to that of the note, except that it is customary
Chinese musical notation octave. They also represent the number of octaves. For example, a dot below the number "6" is an octave lower than "6". It also uses dashes (-) to represent the note length. Chinese musical notation Systems of musical notation have been in use in China for over two thousand years. Different systems have been used to record music for bells and for the "Guqin" stringed instrument. More recently a system of numbered notes ("Jiannpu") has been used, with resemblances to Western notations. The earliest known examples of text referring to music in China are inscriptions on musical instruments found in