نتایج جستجو برای: bonnet
تعداد نتایج: 2756 فیلتر نتایج به سال:
Wrapping low-birth-weight neonates in a plastic bag prevents body heat loss. A bonnet can also be used, since large amounts of heat can be lost from the head region, but may provide too much thermal insulation, thus increasing the risk of overheating. We assessed the time required to reach warning body temperature (t38 degrees C), heat stroke (t40 degrees C), or extreme value (t43 degrees C) in...
We construct skew-adjoint operators associated to nowhere zero vector elds on manifolds with vanishing Euler number. The mod 2 indices of these operators provide potentially new invariants for such manifolds. An odd index theorem for corresponding Toeplitz operators is established. This last result may be viewed as an odd dimensional analogue of the Gauss-Bonnet-Chern theorem. It is well-known ...
We investigate the presence of a black hole string phase transition in Einstein Gauss Bonnet (EGB) gravity large dimension limit. The merger point is static spacetime connecting with phase. consider several ranges Gauss-Bonnet parameter. find that there range when corrections are subordinate to terms limit, and yet geometry does not approach away from neck. cannot rule out topology changing as ...
Increasing demand on mass production of high precision parts, has pushed the precision manufacturing industry to develop relatively low cost, reliable precision finishing processes to meet market requirements. A gap within the provision of low cost polishing processes has been identified; namely parts with a radius of curvature less than 10mm will be increasingly present in new mass produced pr...
This article extends a paper of Abraham and Bonnet which generalised the famous Hausdorff characterisation of the class of scattered linear orders. Abraham and Bonnet gave a poset hierarchy that characterised the class of scattered posets which do not have infinite antichains (abbreviated FAC for finite antichain condition). An antichain here is taken in the sense of incomparability. We define ...
Theory of Newtonian dynamical systems admitting normal shift of hypersurfaces was first developed for the case of Riemannian manifolds. Recently it was generalized for manifolds geometric equipment of which is given by some regular Lagrangian or, equivalently, by some regular Hamiltonian dynamical system. In present paper we consider further generalization of this theory for the case, when geom...
We look for the existence of asymptotically flat simple compactifications of the form MD−p × T p in D-dimensional gravity theories with higher powers of the curvature. Assuming the manifold MD−p to be spherically symmetric, it is shown that the Einstein-Gauss-Bonnet theory admits this class of solutions only for the pure EinsteinHilbert or Gauss-Bonnet Lagrangians, but not for an arbitrary line...
The topological classification of critical points black holes in 4D Einstein-Gauss-Bonnet gravity coupled to Born-Infeld theory is investigated. Considered independently, Born-infeld corrections the Einstein action alter charge charged AdS hole system, whereas Gauss-Bonnet do not. For combined system though, total unaltered presence coupling.
We consider 5-dimensional spacetimes of constant 3-dimensional spatial curvature in the presence of a bulk cosmological constant. We find the general solution of such a configuration in the presence of a Gauss-Bonnet term. Two classes of non-trivial bulk solutions are found. The first class is valid only under a fine tuning relation between the Gauss-Bonnet coupling constant and the cosmologica...
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