This work was partially supported by the National Science Foundation under Grant No. 1821054 awarded to the University of North Carolina at Charlotte and Grant No. 1820998 awarded to Middle Tennessee State University. Any opinions, findings, and conclusions or recommendations expressed herein are those of the principal investigators and do not necessarily reflect the views of the National Science Foundation. This article was accepted under the editorship of Jinfa Cai.
Note: The Appendix for this article is available online only at https://pubs.nctm.org/view/journals/jrme/52/1/article-p94.xml?tab_body=supplementaryMaterials
Allison W. McCulloch, Department of Mathematics and Statistics, University of North Carolina at Charlotte, Fretwell 245H, 9201 University City Blvd, Charlotte, NC 28223; allison.mcculloch@uncc.edu