Remove bibliography.

build.py

@@ -140,10 +140,6 @@ def main(chapters=[], epub=False, pdf=False, html=False, mobi=False, pandoc_epub
 def build_pdf():
     os.chdir('tex')
     run('pdflatex -interaction nonstopmode 500L')
-    run('bibtex 500L')
-    run('pdflatex -interaction nonstopmode 500L')
-    run('pdflatex -interaction nonstopmode 500L')
-    run('pdflatex -interaction nonstopmode 500L')
     os.chdir('..')
     run('mv tex/500L.pdf output/')
 

functionalDB/functionalDB.markdown

@@ -1215,7 +1215,7 @@ We now have to remove the items that didn’t pass all of the conditions:
      (update-in path [2] CS/intersection relevant-items))
 ```
 
-Finally, we remove all of the result clauses that are "empty" (i.e., their last item is empty). We do this in the last line of the `query-index` function. Our example leaves us with the items in \aosatblref{500.functionaldb.filteredqueryresults}.
+Finally, we remove all of the result clauses that are "empty" (i.e., their last item is empty). We do this in the last line of the `query-index` function. Our example leaves us with the items in \aosatblref{500l.functionaldb.filteredqueryresults}.
 
 <markdown>
 <table>