deletions | additions       diff --git a/layout.md b/layout.md  index 5e73049..24dea8b 100644  --- a/layout.md  +++ b/layout.md 
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Theorem_3_follows_from_1__.tex  Let_s_reformulate_1_and__.tex  Subsituting_4_into_1_vec__.tex  Now_let_s_derive_x__.tex From_5_we_can_see__.tex