(mathematics) The use of a mathematical notation in a way that is not formally correct but seems likely to simplify the exposition or suggest the correct intuition.

A system used by dentists for associating information with a specific tooth.

(computing) A notation where each control character is represented by a caret followed by a letter or symbol.

Synonym of musical notation

(music) A system that represents music through the use of written symbols.

Synonym of Schläfli symbol

(physics) A mathematical notation using indices to label the components of vectors and tensors.

A written notation for sign language, based on the Latin alphabet.

A notation for classifying steam locomotives by their wheel arrangement. For example, a locomotive with two leading axles (four wheels) in front, then three driving axles (six wheels) and then one trailing axle (two wheels) is denoted 4-6-2.

(mathematics) The bijective numeration of digits 1 through k inclusive that uses position in powers of k to encode an integer's expansion.