From 261b2c0effb2ae51adfed6c5fe9f8a06bca3ccf4 Mon Sep 17 00:00:00 2001 From: Claude Meny Date: Mon, 21 Oct 2019 18:39:17 +0200 Subject: [PATCH] Update 03.spherical-refracting-surface/01.spherical-refracting-surface-main/textbook.es.md, 03.spherical-refracting-surface/01.spherical-refracting-surface-main/textbook.fr.md, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/cheatsheet.en.md, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/cheatsheet.es.md, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/cheatsheet.fr.md, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/dioptre1ok.png, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/dioptre2ok.png, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/dioptre3ok.png, 03.spherical-refracting-surface/02.spherical-refracting-surface-overview/dioptre4ok.png, 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