# \#spline

**URL:** https://discourse.julialang.org/tag/spline/298.md

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## [Gradient of 2D splines on irregular grid](https://discourse.julialang.org/t/gradient-of-2d-splines-on-irregular-grid/87575)

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**Author:** [@Thomas\_Mikaelsen](https://discourse.julialang.org/u/Thomas_Mikaelsen)\
**Replies:** 2\
**Last updated:** [September 21, 2022, 2:29pm UTC](https://discourse.julialang.org/t/gradient-of-2d-splines-on-irregular-grid/87575 "2022-09-21T14:29:33Z")

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Hello. I’m looking to (1) interpolate data where the x-axis is a log-spaced grid, the y-axis is a regular spaced grid and there is an array A(x,y) recording the function values in each point; and (2) take the gradient o…