## The Annals of Probability

- Ann. Probab.
- Volume 3, Number 2 (1975), 353-354.

### A Note on the "Lack of Memory" Property of the Exponential Distribution

George Marsaglia and Alberto Tubilla

#### Abstract

The exponential distribution is often characterized as the only distribution with lack of memory. This note points out a stronger result: the exponential is the only distribution that is occasionally forgetful.

#### Article information

**Source**

Ann. Probab. Volume 3, Number 2 (1975), 353-354.

**Dates**

First available in Project Euclid: 19 April 2007

**Permanent link to this document**

http://projecteuclid.org/euclid.aop/1176996406

**Digital Object Identifier**

doi:10.1214/aop/1176996406

**Mathematical Reviews number (MathSciNet)**

MR365821

**Zentralblatt MATH identifier**

0336.60017

**JSTOR**

links.jstor.org

**Subjects**

Primary: 60E05: Distributions: general theory

Secondary: 62E10: Characterization and structure theory

**Keywords**

Characterizations exponential distributions functional equations

#### Citation

Marsaglia, George; Tubilla, Alberto. A Note on the "Lack of Memory" Property of the Exponential Distribution. Ann. Probab. 3 (1975), no. 2, 353--354. doi:10.1214/aop/1176996406. http://projecteuclid.org/euclid.aop/1176996406.