Add package-level documentation

1 files changed, 5 insertions, 0 deletions

diff --git a/doc.go b/doc.go
new file mode 100644
index 0000000..a1a778f
--- /dev/null
+++ b/doc.go
@@ -0,0 +1,5 @@
+/*
+The main package contains code that outputs the result of operations
+from the factors package.
+*/
+package main