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Dive into the research topics where Doug Bullock is active.

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Featured researches published by Doug Bullock.


Journal of Knot Theory and Its Ramifications | 1999

UNDERSTANDING THE KAUFFMAN BRACKET SKEIN MODULE

Doug Bullock; Charles Frohman; Joanna Kania-Bartoszyńska

The Kauffman bracket skein module K(M) of a 3-manifold M is defined over formal power series in the variable h by letting A = eh/4. For a compact oriented surface F, it is shown that K(F×I) is a quantization of the -characters of the fundamental group of F corresponding to a geometrically defined Poisson bracket. Finite type invariants for unoriented knots and links are defined and obtained from topologically free Kauffman bracket modules. A structure theorem for K(M) is given in terms of the affine -characters of π1(M). It follows for compact M that K(M) can be generated as a module by cables on a finite set of knots. Moreover, if M contains no incompressible surfaces, the module is topologically finitely generated.


Mathematische Zeitschrift | 1999

A finite set of generators for the Kauffman bracket skein algebra

Doug Bullock

Abstract. If F is a compact orientable surface it is known that the Kauffman bracket skein module of


Journal of Knot Theory and Its Ramifications | 1995

THE (2, ∞)-SKEIN MODULE OF THE COMPLEMENT OF A (2, 2p+1) TORUS KNOT

Doug Bullock

F \times I


Algebraic & Geometric Topology | 2005

The Kauffman bracket skein module of a twist knot exterior

Doug Bullock; Walter Lo Faro

has a multiplicative structure. Our central result is the construction of a finite set of knots which generate the module as an algebra. We can then define an integer valued invariant of compact orientable 3-manifolds which characterizes


Communications in Mathematical Physics | 1998

TOPOLOGICAL INTERPRETATIONS OF LATTICE GAUGE FIELD THEORY

Doug Bullock; Charles Frohman; Joanna Kania-Bartoszynska

S^3


arXiv: Geometric Topology | 2002

The Kauffman bracket skein as an algebra of observables

Doug Bullock; Charles Frohman; Joanna Kania-Bartoszynska

.


Banach Center Publications | 1998

Estimating the states of the Kauffman bracket skein module

Doug Bullock

In this paper we extend the list of three manifolds for which the (2, ∞)-skein module is known by giving the first explicit calculations for non-trivial knot exteriors. We show that for the complement of a (2, 2p+1) torus knot the module is free with a very simple basis. As a consequence, we obtain a family of polynomial invariants for links in these manifolds. The invariants are analogous to the Jones polynomial for links in S3.


Chaos Solitons & Fractals | 1998

Skein quantization and lattice gauge field theory

Doug Bullock; Joanna Kania-Bartoszynska; Charles Frohman

We compute the Kauffman bracket skein module of the comple- ment of a twist knot, finding that it is free and infinite dimensional. The basis consists of cables of a two-component link, one component of which is a meridian of the knot. The cabling of the meridian can be arbitrarily large while the cabling of the other component is limited to the number of twists. AMS Classification 57M27; 57M99


International Journal of STEM Education | 2017

Assessing the STEM landscape: the current instructional climate survey and the evidence-based instructional practices adoption scale

R. Eric Landrum; Karen Viskupic; Susan E. Shadle; Doug Bullock

Abstract:We construct lattice gauge field theory based on a quantum group on a lattice of dimension one. Innovations include a coalgebra structure on the connections and an investigation of connections that are not distinguishable by observables. We prove that when the quantum group is a deformation of a connected algebraic group G (over the complex numbers), then the algebra of observables forms a deformation quantization of the ring of


Topology and its Applications | 1994

Skein related links in 3-manifolds

Doug Bullock

G

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Joe Guarino

Boise State University

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Amy J. Moll

Boise State University

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Janet M. Hampikian

Georgia Institute of Technology

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