Default behavior is to convert the singleton into a slice of (singltn, singltn+1). Not sure what's going wrong, needs debugging. re: #14 <!-- Edit the body of your new issue then click the ✓ "Create Issue" button in the top right of the editor. The first line will be the issue title. Assignees and Labels follow after a blank line. Leave an empty line before beginning the body of the issue. -->
Default behavior is to convert the singleton into a slice of (singltn, singltn+1).
Not sure what's going wrong, needs debugging.
re: #14