deletions | additions       diff --git a/layout.md b/layout.md  index 6308197..bf8d398 100644  --- a/layout.md  +++ b/layout.md 
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Introduction.tex  pivot demo.html  Problems.tex  svg-example.html  SVGTEST2.html  diff --git a/pivot demo.html b/pivot demo.html  deleted file mode 100644  index 30a36ed..0000000  --- a/pivot demo.html  +++ /dev/null 
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