-
Saharon Shelah (Hebrew: שַׂהֲרֹן שֶׁלַח;
Śahăron Šelaḥ,
Hebrew pronunciation: [
sähäʁo̞n ʃe̞läχ]; born July 3, 1945) is an
Israeli mathematician. He is...
- ISBN 978-0-08-055137-1. Behar,
Doron M.; Metspalu, Ene; Kivisild, Toomas; Rosset,
Saharon; Tzur, Shay; Hadid, Yarin; Yudkovsky, Guennady; Rosengarten, Dror; Pereira...
- PCF
theory is the name of a
mathematical theory,
introduced by
Saharon Shelah (1978), that
deals with the
cofinality of the
ultraproducts of
ordered sets...
- PMID 18461126.
Doron M. Behar;
Bayazit Yunusbayev; Mait Metspalu; Ene Metspalu;
Saharon Rosset; Jüri Parik;
Siiri Rootsi;
Gyaneshwer Chaubey;
Ildus Kutuev; Guennady...
- PMID 29299965.
Doron M. Behar;
Bayazit Yunusbayev; Mait Metspalu; Ene Metspalu;
Saharon Rosset; Jüri Parik;
Siiri Rootsi;
Gyaneshwer Chaubey;
Ildus Kutuev; Guennady...
- cardinality, then it is
categorical in all
uncountable cardinalities.
Saharon Shelah (1974)
extended Morley's
theorem to
uncountable languages: if the...
- the term. This
result was
later generalized by Rice's theorem. In 1973,
Saharon Shelah showed the
Whitehead problem in
group theory is undecidable, in...
- question: Is
every abelian group A with Ext1(A, Z) = 0 a free
abelian group?
Saharon Shelah proved that Whitehead's
problem is
independent of ZFC, the standard...
-
elementary class in first-order
model theory. They were
introduced by
Saharon Shelah. ⟨ K , ≺ K ⟩ {\displaystyle \langle K,\prec _{K}\rangle } , for...
-
publication in 1954.
Since the 1970s, the
subject has been
shaped decisively by
Saharon Shelah's
stability theory.
Compared to
other areas of
mathematical logic...
