Results 91 to 100 of about 117,839 (222)

Structure and Computation

open access: yesNoûs, EarlyView.
ABSTRACT It is a truism of mathematics that differences between isomorphic number systems are irrelevant to arithmetic. This truism is deeply rooted in the modern axiomatic method and underlies most strands of arithmetical structuralism, the view that arithmetic is about some abstract number structure.
Balthasar Grabmayr
wiley   +1 more source

Aggregation and the Structure of Value

open access: yesNoûs, EarlyView.
ABSTRACT Roughly, the view I call “Additivism” sums up value across time and people. Given some standard assumptions, I show that Additivism follows from two principles. The first says that how lives align in time cannot, in itself, matter. The second says, roughly, that a world cannot be better unless it is better within some period or another.
Weng Kin San
wiley   +1 more source

Latent Complete-Lattice Structure of Hilbert-Space Projectors

open access: yesQuanta, 2019
To uncover the hidden complete-lattice structure of Hilbert-space projectors, which is not seen by the operator operations and relations (algebraically), resort is taken to the ranges of projectors (to subspaces—to geometry).
Fedor Herbut
doaj   +1 more source

Beyond Substitution—An Antipositionalist's Guide to Subtraction—

open access: yesPhilosophy and Phenomenological Research, EarlyView.
ABSTRACT Existing accounts of relations do not properly account for variably polyadic relations: they fail to capture the relationship between completions of the same relation by different numbers of relata. This paper develops a fully general account of such relations by adding an operation of subtraction to the antipositionalist theory of relations ...
Jon Erling Litland
wiley   +1 more source

Gog and Magog triangles, and the Schutzenberger involution

open access: yes, 2011
We describe an approach to finding a bijection between Alternating Sign Matrices and Totally Symmetric Self-Complementary Plane Partitions, which is based on the Schutzenberger involution. In particular we give an explicit bijection between Gog and Magog
Biane, Philippe, Cheballah, Hayat
core   +1 more source

Deterministic Theories

open access: yesPhilosophy and Phenomenological Research, EarlyView.
ABSTRACT Determinism is (roughly) the thesis that the past determines the future. But efforts to define it precisely have exposed deep methodological disagreements. Standard possible‐worlds formulations of determinism presuppose an “agreement” relation between worlds, but this relation can be understood in multiple ways, none of which is particularly ...
Hans Halvorson   +2 more
wiley   +1 more source

Bijections and the Riordan group

open access: yesTheoretical Computer Science, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

On computing local monodromy and the numerical local irreducible decomposition

open access: yesTransactions of the London Mathematical Society, Volume 13, Issue 1, December 2026.
Abstract Similarly to the global case, the local structure of a holomorphic subvariety at a given point is described by its local irreducible decomposition. Geometrically, the key requirement for obtaining a local irreducible decomposition is to compute the local monodromy action of a generic linear projection at the given point, which is always well ...
Parker B. Edwards   +1 more
wiley   +1 more source

Some new families of compositions based on big part restrictions [PDF]

open access: yesDiscrete Mathematics Letters, 2022
Augustine O. Munagi, Mark Shattuck
doaj   +1 more source

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