deletions | additions       diff --git a/C_didn_t_really_have__.tex b/C_didn_t_really_have__.tex  new file mode 100644  index 0000000..667a786  --- /dev/null  +++ b/C_didn_t_really_have__.tex 
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C# didn't really have any good 3D surface plotter, so I didn't have time to finish this problem. Sorry.  diff --git a/layout.md b/layout.md  index 9613513..a7d046a 100644  --- a/layout.md  +++ b/layout.md 
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As_can_be_seen_in__.tex  figures/p3/p3.PNG  section_Critical_line_in_r___.tex  C_didn_t_really_have__.tex