IDK where to look for a source for this ordinal (it isn't on A Zoo of Ordinals) C7X (talk) 01:56, September 1, 2020 (UTC)


The \(\eta_0\) symbol doesn't show up as black on this page on the template, is there a way to fix it?C7X (talk) 22:26, September 5, 2020 (UTC)

Edit: Fixed

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