# Composition function

**URL:** https://forum.kx.com/t/composition-function/10090
**Category:** Community Support
**Tags:** kdb-and-q
**Created:** [July 9, 2015, 6:08pm UTC](https://forum.kx.com/t/composition-function/10090 "2015-07-09T18:08:00Z")
**Posts on this page:** 4
**Page:** 1

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### Author: ![User7](https://avatars.discourse-cdn.com/v4/letter/u/7ea924/32.png) [@User7](https://forum.kx.com/u/User7)
#### Post date: [July 9, 2015, 6:08pm UTC](https://forum.kx.com/t/composition-function/10090/1 "2015-07-09T18:08:00Z")

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Can someone please give an example of composition function ?

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### Author: ![\_Oz](https://avatars.discourse-cdn.com/v4/letter/_/f07891/32.png) [@\_Oz](https://forum.kx.com/u/_Oz)
#### Post date: [July 9, 2015, 9:26pm UTC](https://forum.kx.com/t/composition-function/10090/2 "2015-07-09T21:26:00Z")

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system

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### Author: ![heydi1](https://avatars.discourse-cdn.com/v4/letter/h/f17d59/32.png) [@heydi1](https://forum.kx.com/u/heydi1)
#### Post date: [July 9, 2015, 10:05pm UTC](https://forum.kx.com/t/composition-function/10090/3 "2015-07-09T22:05:00Z")

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\<\>

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### Author: ![Attila\_Vrabecz](https://avatars.discourse-cdn.com/v4/letter/a/ecb155/32.png) [@Attila\_Vrabecz](https://forum.kx.com/u/Attila_Vrabecz)
#### Post date: [July 9, 2015, 11:04pm UTC](https://forum.kx.com/t/composition-function/10090/4 "2015-07-09T23:04:00Z")

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(1+)2

f:1+

f 2

might be one of the easiest to see

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