Added snippets to help with math lectures

- snippets: Roman d, axes
- Vim: set fold to markers by default, jump to middle of line mapping

aliases/.209_aliases

@@ -1,8 +1,10 @@
 alias ll="ls -l"
-alias 209="$cd_school/209"
-alias 9r="$cd_school/209/mokkar"
-alias l4="$cd_school/209/mokkar/lab4"
-alias a1="$cd_school/209/mokkar/a1"
+
+cd_209="d ~/Documents/School/209";
+alias 209="$cd_209"
+alias 9r="$cd_209/mokkar"
+alias l5="$cd_209/mokkar/lab5"
+alias a2="$cd_209/mokkar/a2"
 # alias cdf="ssh -t mokkar@cdf.utoronto.ca '. ./.bashrc; bash -l'"
 alias cdf="echo \". ./.bashrc\"&& ssh mokkar@cdf.utoronto.ca"
 mkex() { chmod 700 $1 ; }