Other logical symbols definable in terms of these can be used freely as notational shorthands. Galloway and Brandt shorthands are not included in the Duployan Unicode proposal. In any case, this numeral system later inspired several shorthands and secret ciphers. Unlike phonetics based shorthands, such as Pitman, Teeline is a spelling based system. There are some further shorthands usually used. "Grade 3" is any of various personal shorthands that are almost never found in publications. The machine shorthands have gained some ascendancy over the pen shorthands. This is a list of shorthands, both modern and ancient. "Script" shorthands are based on the motions of ordinary handwriting. We begin with the generic core operators and then present common special cases and shorthands. Here and are shorthands that represent the particle content but suppresses the individual labels. "Script-geometric", or "semi-script", shorthands are based on the ellipse. Script-geometric, or semi-script, shorthands are a hybrid of geometric systems and the script systems.