• Invariant integration on classical and quantum Lie supergroups 

      Scheunert, M.; Zhang, Ruibin
      Published 2001-01-01
      Invariant integrals on Hopf superalgebras, in particular, the classical and quantum Lie supergroups, are studied. The uniqueness ~up to scalar multiples! of a left integral is proved, and a Z2-graded version of Maschke’s ...
      Open Access
      Article
    • Quantum enveloping superalgebras and link invariants 

      Zhang, Ruibin
      Published 2002-01-01
      Open Access
      Article
    • Constructivism for Philosophers (Be it a Remark on Realism) 

      Gal, Ofer
      Published 2003-01-01
      Bereft of the illusion of an epistemic vantage point external to science, what should be our commitment towards the categories, concepts and terms of that very science? Should we, despaired of the possibility to found these ...
      Open Access
      Article
    • Spherical functions on homogeneous superspaces 

      Zhang, Ruibin; Zou, Yi-Ming
      Published 2005-01-01
      Homogeneous superspaces arising from the general linear supergroup are studied within a Hopf algebraic framework. Spherical functions on homogeneous superspaces are introduced, and the structures of the superalgebras of ...
      Open Access
      Article
    • Elemental Representations of Stimuli in Associative Learning 

      Harris, Justin A
      Published 2006-01-01
      This paper reviews evidence and theories concerning the nature of stimulus representations in Pavlovian conditioning. It focuses on the elemental approach developed in Stimulus Sampling Theory (Atkinson & Estes, 1963; Bush ...
      Open Access
      Article
    • Noncommutative fields and actions of twisted Poincare algebra 

      Chaichian, M.; Kulish, P. P.; Tureanu, A.; Zhang, Ruibin; Zhang, Xiao
      Published 2008-01-01
      Within the context of the twisted Poincaré algebra, there exists no noncommutative analog of the Minkowski space interpreted as the homogeneous space of the Poincaré group quotiented by the Lorentz group. The usual definition ...
      Open Access
      Article
    • Riemannian geometry of noncommutative surfaces 

      Chaichian, M.; Tureanu, A.; Zhang, Ruibin; Zhang, Xiao
      Published 2008-01-01
      A Riemannian geometry of noncommutative n-dimensional surfaces is developed as a first step toward the construction of a consistent noncommutative gravitational theory. Historically, as well, Riemannian geometry was ...
      Open Access
      Article
    • Equivariant vector bundles on quantum homogeneous spaces 

      Zhang, Guanglian; Zhang, Ruibin
      Published 2008-01-01
      The notion of quantum group equivariant homogeneous vector bundles on quantum homogeneous spaces is introduced. The category of such quantum vector bundles is shown to be exact, and its Grothendieck group is determined. ...
      Open Access
      Article
    • Exact solutions of noncommutative vacuum Einstein field equations and plane-fronted gravitational waves 

      Zhang, Ruibin; Wang, Ding; Zhang, Xiao
      Published 2009-01-01
      We construct a class of exact solutions of the noncommutative Einstein field equations in the vacuum, which are noncommutative analogues of the plane-fronted gravitational waves in classical gravity.
      Open Access
      Article
    • Seeing slow and seeing fast: Two limits on perception 

      Holcombe, Alex
      Published 2009-01-01
      Video cameras have a single temporal limit set by the frame rate. The human visual system has multiple temporal limits set by its various constituent mechanisms. These limits appear to form two groups. A fast group comprises ...
      Open Access
      Article
    • Attentional Changes During Implicit Learning: Signal Validity Protects a Target Stimulus from the Attentional Blink 

      Livesey, Evan J; Harris, Irina M; Harris, Justin A
      Published 2009-01-01
      Participants in two experiments performed two simultaneous tasks: one, a dual-target detection task within a rapid sequence of target and distractor letters; the other, a cued reaction time task requiring participants to ...
      Open Access
      Article
    • Power and Responsibility: The Mekong River Commission and Lower Mekong mainstream dams 

      Lee, Gary; Scurrah, Natalia
      Published 2009-10-01
      The revival of plans to build up to 11 hydropower dams on the Lower Mekong mainstream focuses attention on the Mekong River Commission (MRC), an international river basin organisation assigned with the task of ensuring the ...
      Open Access
      Other
    • Gravitational collapse of spherically symmetric stars in noncommutative general relativity 

      Sun, Wen; Wang, Ding; Xie, Naqing; Zhang, Ruibin; Zhang, Xiao
      Published 2010-01-01
      Gravitational collapse of a class of spherically symmetric stars is investigated. We quantise the geometries describing the gravitational collapse by a deformation quantisation procedure. This gives rise to oncommutative ...
      Open Access
      Article
    • The arguments of associations 

      Harris, Justin A
      Published 2010-01-01
      This chapter considers associative solutions to “non‐linear” discrimination problems, such as negative patterning (A+ and B+ vs AB‐) and the biconditional discrimination (AB+ and CD+ vs AC‐ and BD‐). It is commonly assumed ...
      Open Access
      Book chapter
    • The Body as Object and Instrument of Knowledge:Embodied Empiricism in Early Modern Science 

      Gal, Ofer; Wolfe, Charles T.
      Published 2010-01-01
      It was in 1660s England, according to the received view, in the Royal Society of London, that science acquired the form of empirical enquiry we recognize as our own: an open, collaborative experimental practice, mediated ...
      Open Access
      Book
    • An attention modulated associative network. 

      Harris, Justin A; Livesey, Evan J
      Published 2010-01-01
      We present an elemental model of associative learning that describes interactions between stimulus elements as a process of competitive normalization. Building on the assumptions laid out in Harris (2006), stimuli are ...
      Open Access
      Article
    • Empiricism Without the Senses: How the Instrument Replaced the Eye 

      Gal, Ofer; Chen-Morris, Raz
      Published 2010-01-01
      On receiving news of Galileo’s observations of the four satellites of Jupiter and the rugged face of the moon through his newly invented perspicillum, Kepler in great excitement exclaimed: Therefore let Galileo take his ...
      Open Access
      Book chapter
    • Baroque Optics and the Disappearance of the Observer: From Kepler’s Optics to Descartes’ Doubt 

      Gal, Ofer; Chen-Morris, Raz
      Published 2010-04-01
      In the seventeenth century the human observer gradually disappeared from optical treatises. It was a paradoxical process: the naturalization of the eye estranged the mind from its objects. Turned into a material optical ...
      Open Access
      Article
    • The 'absolute existence' of phlogiston: the losing party's point of view. 

      Gal, Ofer; Boantza, Victor
      Published 2011-01-01
      Long after its alleged demise, phlogiston was still presented, discussed and defended by leading chemists. Even some of the leading proponents of the new chemistry admitted its ‘absolute existence’. We demonstrate that ...
      Open Access
      Article
    • The acquisition of conditioned responding 

      Harris, Justin A
      Published 2011-01-01
      This report analyzes the acquisition of conditioned responses in rats trained in a magazine approach paradigm. Following the suggestion by Gallistel, Fairhurst and Balsam (2004), Weibull functions were fitted to the ...
      Open Access
      Article