Not collapsing cardinals ≤κ in (<κ)-support iterations

A compactness theorem for singular cardinals, free algebras, Whitehead problem and tranversals

Saharon Shelah · Israel Journal of Mathematics · 1975 · 168 citations

Natural Sciences, Mathematics, Algebra +13

Higher Souslin trees and the generalized continuum hypothesis

John Gregory · Journal of Symbolic Logic · 1976 · 99 citations

Natural Sciences, Mathematics, Discrete Mathematics +12

Whitehead groups may be not free, even assuming CH, I

Saharon Shelah · Israel Journal of Mathematics · 1977 · 65 citations

Natural Sciences, Biochemistry, Group Dynamics +5

Diamonds, uniformization

Saharon Shelah · Journal of Symbolic Logic · 1984 · 44 citations

Natural Sciences, Mathematics, Set Theory +2

Uniformization principles

Alan H. Mekler, Saharon Shelah · Journal of Symbolic Logic · 1989 · 29 citations

Natural Sciences, Mathematics, Discrete Mathematics +10