From 38457b96cbc03c7eaa4ee5b721622a36c9d6aa75 Mon Sep 17 00:00:00 2001 From: Zeno Rogue Date: Tue, 8 Apr 2025 12:26:06 +0200 Subject: [PATCH] fixup --- rogueviz/ads/tour.cpp | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/rogueviz/ads/tour.cpp b/rogueviz/ads/tour.cpp index 57722cc7..f8cd11dc 100644 --- a/rogueviz/ads/tour.cpp +++ b/rogueviz/ads/tour.cpp @@ -675,7 +675,12 @@ slide relhell_tour[] = { }}, {"de Sitter spacetime", 999, LEGAL::NONE | QUICKGEO | USE_SLIDE_NAME | NOTITLE, - "explanation", + "And here is how we add a time coordinate to 2D spherical geometry, to get 2+1D de Sitter spacetime. " + "The construction is actually very similar to three-dimensional hyperbolic plane, but now the " + "'squared radius' is space-like. So we get a maximally symmetric spacetime again.\n\n" + "Again, you see the slice t=0 -- press '5' to see how the universe expands, and '5' again to see how " + "it looks from the point of view of an inhabitant -- the whole 'sphere' does not expand.", + [] (presmode mode) { latex_slide(mode, defs+R"=( {\color{remph}de Sitter spacetime:}