patch a bug after file renaming

.gitignore

@@ -5,13 +5,13 @@ log.*
 MANIFEST
 tarball
 
-main.aux
-main.idx
-main.ilg
-main.ind
-main.log
-main.pdf
-main.toc
+tetatricks.aux
+tetatricks.idx
+tetatricks.ilg
+tetatricks.ind
+tetatricks.log
+tetatricks.pdf
+tetatricks.toc
 
 code/a.out
 code/*.o