a classical guitar also called a spanish guitar is a musical instrument from the guitar guitar family...
the guitar is a fretted and stringed musical instrument used in a wide variety of musical styles and is...
in mathematics logic and computer science a formal language l is a set of finite length sequences of elements drawn from a specified finite set a...
for the radio pioneer see heinrich rudolf hertz for other uses see hertz disambiguation the hertz symbol hz is the si uni...
s of various frequencies the lower waves have higher frequencies than those above frequency is the measurement of the number of times that a repeated event occurs per unit of time...
hz or hz may mean herero per seconds sec herero language iso...
in mathematical logic and computer science the kleene star or kleene closure is a unary operation either on set s of string computer scien...
for various lists of guitarists see category lists of guitarists a guitarist is a musician who plays the guit...
atlas autocode aa was a programming language developed at manchester university for the atlas computer...
algol algol short for algo rithmic l anguage is a family of imperative programming...
dulcimer is the name given to two types of stringed musical instrument the appalachian dulcimer...

