# Postfix Notation

Postfix Notation is an actively used design pattern created in 1954. A mathematical notation in which operators follow their operands. For example: "3 4 +"

65Years Old |

- the Postfix Notation wikipedia page
- Postfix Notation first appeared in 1954
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Languages **with** Postfix Notation include forth, gforth, postscript

### Example from forth:

\ Multiplies 25 and 10 and then adds 50 to result 25 10 * 50 +

Last updated January 28th, 2020