# vector transformation in spherical and Cartesian coordinates

**URL:** https://discourse.paraview.org/t/vector-transformation-in-spherical-and-cartesian-coordinates/262
**Category:** ParaView Support
**Created:** [July 1, 2018, 4:32pm UTC](https://discourse.paraview.org/t/vector-transformation-in-spherical-and-cartesian-coordinates/262 "2018-07-01T16:32:03Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![zengwl17206](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/z/a87d85/32.png) [@zengwl17206](https://discourse.paraview.org/u/zengwl17206)
#### Post date: [July 1, 2018, 5:53pm UTC](https://discourse.paraview.org/t/vector-transformation-in-spherical-and-cartesian-coordinates/262/3 "2018-07-01T17:53:11Z")

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Hi Andy,

I have typed the multiply symbol in the calculator filter. I think it is just in this forum the \* symbol is hidden automatically.

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