@InProceedings{adamek_et_al:LIPIcs.CALCO.2023.21, author = {Ad\'{a}mek, Ji\v{r}{\'\i} and Milius, Stefan and Moss, Lawrence S.}, title = {{On Kripke, Vietoris and Hausdorff Polynomial Functors}}, booktitle = {10th Conference on Algebra and Coalgebra in Computer Science (CALCO 2023)}, pages = {21:1--21:20}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-287-7}, ISSN = {1868-8969}, year = {2023}, volume = {270}, editor = {Baldan, Paolo and de Paiva, Valeria}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.CALCO.2023.21}, URN = {urn:nbn:de:0030-drops-188189}, doi = {10.4230/LIPIcs.CALCO.2023.21}, annote = {Keywords: Hausdorff functor, Vietoris functor, initial algebra, terminal coalgebra} }