# Prefix Notation

Prefix Notation is an actively used design pattern created in 1924. A mathematical notation in which operators precede their operands. For example: "+ 3 4"

95Years Old |

- the Prefix Notation wikipedia page
- Prefix Notation first appeared in 1924
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Languages **with** Prefix Notation include racket, scheme

### Example from racket:

(+ 1 2 3)

### Example from scheme:

(+ 1 2 3)

Last updated January 28th, 2020