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math.LO2018
On the definability of mad families of vector spaces
Haim Horowitz, Saharon Shelah
We consider the definability of mad families in vector spaces of the form where is a field of cardinality . We show that there is n…
math.LO2018
-Madness and Definability
Haim Horowitz, Saharon Shelah
Assuming the existence of a supercompact cardinal, we construct a model where, for some uncountable regular cardinal , there are no mad families.