How to denote product of ordinals: $\cdot$ or $\times$?
I'm not sure which of these two multiplication symbols to use.
2026-04-04 13:41:42.1775310102
Product of ordinals notation
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The use of $ \times $ would be easily confused with the cartesian product, so it's not being used. I've seen both $ \alpha \cdot \beta $ and $ \alpha \beta $.