This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Omegaexpomegalabeled.svg This spiral represents all ordinal numbers less than talk original by User Fool Cczero Check categories October en Ordinalnumber Set theory Ordinal numbers Mathematical logic
Page 2023 Free-images.com. All images are Public Domain