# L-system how to create a 3d form by based on L-system

**URL:** <https://discourse.mcneel.com/t/l-system-how-to-create-a-3d-form-by-based-on-l-system/14202>\
**Category:** Rhino for Windows\
**Created:** [November 22, 2014, 1:46pm UTC](https://discourse.mcneel.com/t/l-system-how-to-create-a-3d-form-by-based-on-l-system/14202 "2014-11-22T13:46:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![fatemeh5009](https://sea3.discourse-cdn.com/mcneel/user_avatar/discourse.mcneel.com/fatemeh5009/32/359031_2.png) [@fatemeh5009](https://discourse.mcneel.com/u/fatemeh5009)\
**Post date:** [November 22, 2014, 1:46pm UTC](https://discourse.mcneel.com/t/l-system-how-to-create-a-3d-form-by-based-on-l-system/14202/1 "2014-11-22T13:46:38Z")

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I am looking to create a rectangular L system which is based on attached file but is going to be reapited in different dimention. In fact I am looking to create a 3 d model which can be manipulated flexibly to reach the form I wanted.  
Thank you for your help .  
[l system 1.pdf](https://sea3.discourse-cdn.com/mcneel/uploads/default/13904/7c9d3075d8dffd12.pdf) (1.2 MB)

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**Author:** ![pascal](https://sea3.discourse-cdn.com/mcneel/user_avatar/discourse.mcneel.com/pascal/32/479395_2.png) [@pascal](https://discourse.mcneel.com/u/pascal)\
**Post date:** [November 22, 2014, 4:45pm UTC](https://discourse.mcneel.com/t/l-system-how-to-create-a-3d-form-by-based-on-l-system/14202/2 "2014-11-22T16:45:29Z")

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Hello - sounds like Grasshopper work - please see

[www.grasshopper3d.com](http://www.grasshopper3d.com)

> **[Grasshopper](http://discourse.mcneel.com/c/grasshopper)**
>
> Add a new topic to this category related to Grasshopper.

-Pascal