deletions | additions       diff --git a/layout.md b/layout.md  index 1a63903..cc656c1 100644  --- a/layout.md  +++ b/layout.md 
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abstract.tex  emailpolgraslandmong.tex  When_a_laser_beam_of__1.tex  When_a_laser_beam_of__.tex  figures/Figure1/Figure1.png  Displacement_amplitu.tex