The following dichotomy is established for any pair F, G of hereditary families of finite subsets of N: Given N, an infinite subset of N, there exists M an infinite subset of N so that either ...
You've heard of "exploding" adjustable-rate mortgages? Get ready for "neutron" ARMs. This subset of adjustable-rate mortgages, also known as "payment-option ARMs," is worrisome for the U.S. housing ...
We study Σ₁(ω₁)-definable sets (i.e., sets that are equal to the collection of all sets satisfying a certain Σ₁-formula with parameter ω₁) in the presence of large cardinals. Our results show that the ...
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