نتایج جستجو برای: ø

تعداد نتایج: 2112  

2009
Y. Wang X. Gu T. F Chan A. W Toga P. M Thompson

Methods: Suppose Ø:S1->S2 is a map from the surface S1 to the surface S2, we define the derivative map of Ø is the linear map between the tangent spaces, dØ:TM(p)->TM(Ø(p)), induced by the map. Let J be the derivative map and define the deformation tensor as S=(JTJ)1/2. Instead of analyzing shape change based on the eigenvalues of the deformation tensor, we consider a new family of metrics, the...

Journal: :Physical review letters 1996
Mukhopadhyay Weichman

The generic Hamiltonian describing the zero temperature transition between the insulating Bose glass phase and the superfluid phase lacks particle-hole symmetry, but a statistical version of this symmetry is believed to be restored at the critical point. We show that the renormalization group relevance of particle-hole asymmetry may be explored in a controlled fashion only for small time dimens...

2007
Thorne Lay Donald V. Helmberger

A lower mantle S-wave triplication is detected using shortand long-period SH seismograms in the distance range 70 ø to 95 ø . Modeling of the observations with synthetic seismograms indicates that the tripliGation is produced by a 2.75 • 0.25% shear velocity increase about 280 km above the core-mantle boundary. The SH data from intermediate and deep focus events for three distinct source ragion...

1993
María Alpuente Moreno Falaschi Germán Vidal

Interpretation −→ Constraint Analyzer Abstract Conditional Narrowing e ∈ g ∧ u ∈ Ō(e) ∧ (λ → ρ ⇐ ẽ) << RA ∧ σ = mguA({(e|u)κ = λ}) 〈⇐ g, κ〉 ;A 〈⇐ (g ∼ {e}) ∪ {e[u ← ρ]} ∪ ẽ, κσ〉Conditional Narrowing e ∈ g ∧ u ∈ Ō(e) ∧ (λ → ρ ⇐ ẽ) << RA ∧ σ = mguA({(e|u)κ = λ}) 〈⇐ g, κ〉 ;A 〈⇐ (g ∼ {e}) ∪ {e[u ← ρ]} ∪ ẽ, κσ〉 where mguA is the abstract mgu RA is a simplified abstract program which always terminate...

Journal: :Geological Survey of Denmark and Greenland (GEUS) Bulletin 2003

2008
Oliver Hagner

Testrst programming is one of the central techniques of Extreme Programming. Programming testrst means (1) write down a test-case before coding and (2) make all the tests executable for regression testing. Thus far, knowledge about testrst programming is limited to experience reports. Nothing is known about the bene ts of testrst compared to traditional programming (design, implementation, test...

Journal: :Current Biology 2005
Linda Schneider Christian A. Clement Stefan C. Teilmann Gregory J. Pazour Else K. Hoffmann Peter Satir Søren T. Christensen

Linda Schneider,1 Christian A. Clement,1 Stefan C. Teilmann,2 Gregory J. Pazour,3 Else K. Hoffmann,1 Peter Satir,4 and Søren T. Christensen1,* 1Department of Biochemistry Institute for Molecular Biology and Physiology University of Copenhagen The August Krogh Building Universitetsparken 13 DK-2100 Copenhagen Ø Denmark 2Laboratory of Reproductive Biology Rigshospitalet DK-2100 Copenhagen Ø Denma...

1999
Inger Jørgensen Marijn Franx Jens Hjorth Pieter G. van Dokkum

Inger Jørgensen †‡§ Marijn Franx , Jens Hjorth , Pieter G. van Dokkum § McDonald Observatory, The University of Texas at Austin, RLM 15.308, Austin, TX 78712, USA Gemini Observatory, 670 N. A‘ohoku Pl., Hilo, HI 96720, USA (Postal address for IJ) Kapteyn Institute, P.O.Box 800, 9700 AV Groningen, The Netherlands Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA Leiden Observat...

2007
A. L. TURKEVICH

The fine lunar surface material at the Surveyor 3 landing site has about 3 X 108-dyne/cm 2 cohesion, 35 ø angle of internal friction, 3 X 105-dyne/cm ' static bearing capacity. A small rock withstood a local pressure of 2 X 107 dynes/cm -ø. Soil strength and density increase significantly at depths of a few centimeters. Exposed surface has a considerably higher albedo than the material just bel...

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