deletions | additions       diff --git a/layout.md b/layout.md  index 4c619c6..4bbc024 100644  --- a/layout.md  +++ b/layout.md 
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The_integer_QHE_has_a__.tex  begin_equation_sigma__xy_v__.tex  Now_we_look_at_the__.tex  figures/Interface between QHE/Interface between QHE.png For_TI_it_does_not__.tex