From 3a29c62de7a47cf46eb4353691e52459d4f0170a Mon Sep 17 00:00:00 2001 From: Jan Petykiewicz Date: Sat, 4 Jan 2020 18:19:26 -0800 Subject: [PATCH] remove old dxes figures --- meanas/fdmath/__init__.py | 49 --------------------------------------- 1 file changed, 49 deletions(-) diff --git a/meanas/fdmath/__init__.py b/meanas/fdmath/__init__.py index 189b3ce..2c29c6b 100644 --- a/meanas/fdmath/__init__.py +++ b/meanas/fdmath/__init__.py @@ -526,55 +526,6 @@ two of its nearest neighbors are E fore-vectors, labeled `[E]` in the figure. TODO: explain dxes - [figure: 3D base and derived grids] - _____________________________ _____________________________ - z y /: /: /: /| z y /: /: /: - |/_x / : / : / : / | |/_x / : / : / : - / : / : / : / | / : / : / : - /___________________________/ | dz[1] ________________________/____ - / : / : / : /| | /: : / : /: : dz[1] - /: : / : / : / | | / : : / : / : : - / : :..../......:/......:/..|...| / .:...:../......:/..:...:..... - /___________/_______/_______/ | /| ______/_________/_______/___: : - | : / : | | | | / | | : : | | : : - | : / : | | | |/ | | : : | | : : - | :/ : | | | | | dz[0] | : : | | : : dz[0] - | / : | | | /| | | : : | | : : - | /: :...|.......|.......|./ |...| | ..:...:.|.......|...:...:..... - |/ : / | /| /|/ | / | : / | /| : / - |___________|_______|_______| | / dy[1] ______|_________|_______|___: / dy[1] - | : / | / | / | |/ | :/ | / | :/ - | :/.......|.../...|.../...|...| ..|...:.....|.../...|...:... - | / | / | / | / | / | / | / dy[0] - | / | / | / | / dy[0] | / | / | / - |/ |/ |/ |/ |/ |/ |/ - |___________|_______|_______| ______|_________|_______|___ - dx[0] dx[1] dx[2] dx'[0] dx'[1] dx'[2] - - Base grid Shifted one half-cell right (e.g. for 1D - forward x derivative of all components). - z y : / : / :dz'[1] Some lines are omitted for clarity. - |/_x :/ :/ :/ - .......:..........:.......:... - | /: | /: | /: - | / : | / : | / : - |/ : |/ : |/ :dz'[0] - ______________________________ - /| :/ /| :/ /| :/dy'[1] - /.|...:..../.|...:./.|...:.... - | /: | /: | /: - | / : | / : | /dy'[0] - |/ : |/ : |/ : - _______________________________ - /| /| /| - / | / | / | - | | | - dx'[0] dx'[1] dx'[2] - - All three dimensions shifted by one half- - cell. This is quite hard to visualize - (and probably not entirely to scale); see - later figures for a better representation. """