• In the mathematical discipline of set theory, a cardinal characteristic of the continuum is an infinite cardinal number that may consistently lie strictly...
    10 KB (1,573 words) - 00:40, 23 May 2025
  • theory, the cardinality of the continuum is the cardinality or "size" of the set of real numbers R {\displaystyle \mathbb {R} } , sometimes called the continuum...
    16 KB (2,381 words) - 03:46, 28 April 2025
  • Almost disjoint sets (category Families of sets)
    been the object of intense study. The minimum infinite such cardinal is one of the classical cardinal characteristics of the continuum. Sometimes "almost...
    5 KB (688 words) - 03:32, 18 May 2025
  • Cichoń's diagram (category Cardinal numbers)
    table of 10 infinite cardinal numbers related to the set theory of the reals displaying the provable relations between these cardinal characteristics of the...
    9 KB (1,154 words) - 01:10, 26 May 2024
  • or the ideal of meagre sets, these cardinal invariants are referred to as cardinal characteristics of the continuum. For a preordered set ( P , ⊑ ) {\displaystyle...
    13 KB (2,103 words) - 03:36, 18 May 2025
  • Thumbnail for Saharon Shelah
    Saharon Shelah (category Academic staff of the Hebrew University of Jerusalem)
    construction from model theory, and in the process proved equality between two cardinal characteristics of the continuum, 𝖕 and 𝖙, resolving a problem that...
    18 KB (1,643 words) - 05:22, 5 May 2025
  • Maryanthe Malliaris (category The Harvard Crimson people)
    to prove the equality between two cardinal characteristics of the continuum, 𝖕 and 𝖙, which are greater than the smallest infinite cardinal and less...
    6 KB (461 words) - 18:04, 23 March 2024
  • Recent developments concern combinatorics of the continuum and combinatorics on successors of singular cardinals. Write κ , λ {\displaystyle \kappa ,\lambda...
    10 KB (1,388 words) - 18:09, 28 January 2025
  • Combinatorics (category Pages using sidebar with the child parameter)
    2003, pg.1 Andreas Blass, Combinatorial Cardinal Characteristics of the Continuum, Chapter 6 in Handbook of Set Theory, edited by Matthew Foreman and...
    33 KB (3,524 words) - 20:02, 6 May 2025
  • refer to any of the following: Canadian Children's Opera Chorus Cork College of Commerce Cardinal characteristics of the continuum List of acronyms: C...
    245 bytes (56 words) - 16:59, 18 April 2020
  • Thumbnail for John Henry Newman
    became a cardinal. He was an important and controversial figure in the religious history of England in the 19th century and was known nationally by the mid-1830s...
    133 KB (15,383 words) - 22:16, 20 May 2025
  • established the logical independence of the axiom of choice from the remaining Zermelo-Fraenkel axioms and of the continuum hypothesis from ZFC. The consistency...
    46 KB (6,252 words) - 14:45, 16 April 2025
  • Equinumerosity (category Cardinal numbers)
    the same cardinality. The cardinality of a set X is essentially a measure of the number of elements of the set. Equinumerosity has the characteristic...
    14 KB (1,822 words) - 04:54, 1 December 2024
  • Thumbnail for Set (mathematics)
    Set (mathematics) (category CS1 maint: DOI inactive as of November 2024)
    that there is no greatest cardinality. The cardinality of set of the real numbers is called the cardinality of the continuum and denoted ⁠ c {\displaystyle...
    49 KB (7,058 words) - 05:26, 20 May 2025
  • such cardinals cannot be proved in ZFC. The existence of the smallest large cardinal typically studied, an inaccessible cardinal, already implies the consistency...
    69 KB (8,370 words) - 19:50, 19 April 2025
  • Thumbnail for Cantor's diagonal argument
    Cantor's diagonal argument (category Cardinal numbers)
    Therefore, T and R have the same cardinality, which is called the "cardinality of the continuum" and is usually denoted by c {\displaystyle {\mathfrak {c}}}...
    27 KB (2,751 words) - 02:16, 12 April 2025
  • Categorical theory (category Theorems in the foundations of mathematics)
    The theory of algebraically closed fields of a given characteristic is not categorical in ω (the countable infinite cardinal); there are models of transcendence...
    10 KB (1,157 words) - 04:00, 24 March 2025
  • cardinality of the continuum, the size of the set of real numbers. continuum problem The problem of determining the possible cardinalities of infinite sets...
    91 KB (11,628 words) - 12:22, 21 March 2025
  • Often, the degenerate cases are the exceptional cases where changes to the usual dimension or the cardinality of the object (or of some part of it) occur...
    9 KB (1,100 words) - 22:45, 4 April 2025
  • assume the generalized continuum hypothesis. If the continuum hypothesis holds, all real closed fields with cardinality of the continuum and having the η1...
    21 KB (2,984 words) - 05:10, 2 May 2025
  • {\displaystyle 2^{\aleph _{0}}} is the cardinality of the continuum). A theory of the first type is called unstable, a theory of the second type is called strictly...
    63 KB (9,065 words) - 10:26, 2 April 2025
  • as an ideal characteristic in leaders. Gravitas and virtus are considered more canonical virtues than the others. Gravitas was one of the virtues that...
    10 KB (1,092 words) - 05:27, 29 May 2024
  • Thumbnail for Ronald Firbank
    Concerning the Eccentricities of Cardinal Pirelli (1926, also posthumous). Inclinations (1916) is set mainly in Greece, where the fifteen-year-old Mabel Collins...
    18 KB (2,280 words) - 21:51, 21 April 2025
  • since the indicator functions (aka characteristic functions) of classical sets are special cases of the membership functions of fuzzy sets, if the latter...
    48 KB (7,752 words) - 13:14, 1 May 2025
  • a branch of mathematical logic, the spectrum of a theory is given by the number of isomorphism classes of models in various cardinalities. More precisely...
    7 KB (1,132 words) - 20:43, 19 March 2024
  • formula having the property can be derived using that system, i.e. is one of its theorems; otherwise the system is said to be incomplete. The term "complete"...
    7 KB (771 words) - 18:19, 10 January 2025
  • exists an inaccessible cardinal" cannot from itself, be proved consistent. It is also not complete, as illustrated by the continuum hypothesis, which is...
    92 KB (12,173 words) - 10:15, 18 May 2025
  • Thumbnail for Dementia with Lewy bodies
    core features of DLB are fluctuating cognition, alertness or attention; REM sleep behavior disorder; one or more of the cardinal features of parkinsonism...
    135 KB (14,436 words) - 19:22, 23 May 2025
  • Thumbnail for Power set
    correspondence with the set of real numbers (see Cardinality of the continuum). The power set of a set S, together with the operations of union, intersection...
    21 KB (2,479 words) - 08:13, 23 April 2025
  • dysfunction is the cardinal feature of dysexecutive syndrome. Executive functioning is a theoretical construct representing a domain of cognitive processes...
    88 KB (10,254 words) - 20:27, 27 February 2025