diff --git a/.gitignore b/.gitignore
index 45dece5..db255d9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,4 +8,5 @@ dist/*
 docs/_build/*
 docs/ad-classes.graffle
 docs/doi.org/
-iadpython/.ipynb_checkpoints/
\ No newline at end of file
+iadpython/.ipynb_checkpoints/
+iadp
\ No newline at end of file
diff --git a/docs/sphere-T.png b/docs/sphere-T.png
new file mode 100644
index 0000000..37452d2
Binary files /dev/null and b/docs/sphere-T.png differ