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researcher

O. Spinas

8 papers hereh-index 13439 citations61 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • last author8

Across the 8 of 8 papers where every author was matched, so the position is known.

fields
  • math.LO8

identity via Semantic Scholar / OpenAlex

activity
19932009
most citedThe distributivity numbers of finite products of P(omega) /fin

7 citations · 16 across the 8 of their papers we have counts for

collaborators
Showing 1999Show all

1 paper · 1 filter

math.LO1999★ 3 cited

On incomparability and related cardinal functions on ultraproducts of Boolean algebras

Saharon Shelah, Otmar Spinas

Let C denote any of the following cardinal characteristics of Boolean algebras: incomparability, spread, character, pi-character, hereditary Lindelof number, hereditary density. It…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.