# \#methods

**URL:** https://pyfr.discourse.group/tag/methods/19.md

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## [On 2D Lagrange polynomials](https://pyfr.discourse.group/t/on-2d-lagrange-polynomials/391)

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**Author:** [@vavrines](https://pyfr.discourse.group/u/vavrines)\
**Replies:** 1\
**Last updated:** [13 May 2021 15:32 UTC](https://pyfr.discourse.group/t/on-2d-lagrange-polynomials/391 "2021-05-13T15:32:06Z")

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Not sure if here is the best place to ask :grinning: I’m learning FR method right now. The 1D formulation is fine for me, and tensorizing 1D Lagrange polynomials to 2D quadrilateral is straightforward. I find it a litt…

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## [Clarification about Mesh](https://pyfr.discourse.group/t/clarification-about-mesh/362)

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**Author:** [@AmoraMadrid](https://pyfr.discourse.group/u/AmoraMadrid)\
**Replies:** 4\
**Last updated:** [18 March 2021 19:22 UTC](https://pyfr.discourse.group/t/clarification-about-mesh/362 "2021-03-18T19:22:36Z")

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Hello to everyone, I am new to pyfr and CFD and need some clarification. Pyfr split the cells into 4 smaller cells and the command quad-deg( degree of quadrature rule for anti-aliasing) refers to how the solver calculat…