The Erdős–Rado notation $a \rightarrow (b)^c\_d$ is common in partition calculus / combinatorial set theory, as well as its negation $a \not\rightarrow (b)^c\_d$. In that field, is there a standard way to read them out loud?



Pronunciation: the Erdős–Rado partition notation
Community wiki because it is answered over at [MSE](https://math.stackexchange.com/questions/674961/how-to-pronounce-the-partition-relation).


![](https://ilorentz.org/beenakker/MO/arrownotation.jpg)
[source](https://books.google.nl/books?id=tCATRdtV_cwC)


