deletions | additions       diff --git a/layout.md b/layout.md  index f968c1d..2ceaa1f 100644  --- a/layout.md  +++ b/layout.md 
...
subsection_Straight_waveguide_simulation_results__.tex  subsection_Bent_waveguide_simulation_results__.tex  subsection_Mach_Zehnder_interferometer_circuit__.tex  subsection_Two_stage_MZI_optical__.tex