2,199,959 research outputs found

    Garside and quadratic normalisation: a survey

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    Starting from the seminal example of the greedy normal norm in braid monoids, we analyse the mechanism of the normal form in a Garside monoid and explain how it extends to the more general framework of Garside families. Extending the viewpoint even more, we then consider general quadratic normalisation procedures and characterise Garside normalisation among them.Comment: 30 page

    Shovel Test Pit Paperwork of Transect 2 from Penny(8BR158)

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    This document contains the field notes taken during phase 1 survey for transect 2 shovel test pits

    Log of All Materials Collected for Special Sample from Penny(8BR158)

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    This document contains the SS Log of all materials collected for special sample from Penny during CCAMP season 5 (2021)

    Shovel Test Pit Paperwork of Transect 2 From Lighthouse (8BR234)

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    This document contains the field notes taken during phase 1 survey for the Lighthouse (8BR234) shovel test pits

    Shovel Test Pit Paperwork of Transect 8 From Lighthouse (8BR234)

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    This document contains the field notes taken during phase 1 survey for the Lighthouse (8BR234) shovel test pits

    Shovel Test Pit Paperwork of Transect 10 from Penny(8BR158)

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    This document contains the field notes taken during phase 1 survey for transect 10 shovel test pits

    Extragalactic line surveys

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    40 years have passed since the first molecular detection outside our Galaxy. Since then, our knowledge on the distribution, kinematics and composition of the molecular material in the extragalactic ISM has built up significantly based not only on the carbon monoxide observations but also in the more than 50 molecular species detected. In particular, line surveys have been proven to be excellent tools to study the chemical composition in the nuclei of galaxies. Such studies have been favored by the increasing instantaneous bandwidth of current mm and sub-mm facilities. Here I will summarize the highlights of extragalactic molecular spectroscopy, mostly focusing in the results from molecular line surveys published in the last few years as well as the aims of still ongoing projects.Comment: 9 pages, 2 figures, in Proceedings of the 280th Symposium of the International Astronomical Unio

    Cosmic shear surveys

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    Gravitational weak shear produced by large-scale structures of the universe induces a correlated ellipticity distribution of distant galaxies. The amplitude and evolution with angular scale of the signal depend on cosmological models and can be inverted in order to constrain the power spectrum and the cosmological parameters. We present our recent analysis of 50 uncorrelated VLT fields and the very first constrains on (Ωm,σ8\Omega_m,\sigma_8) and the nature of primordial fluctuations based on the join analysis of present-day cosmic shear surveys.Comment: Latex, 7 pages. To appear in the ESO Proceedings ``Deep Fields'', Garching Oct 9-12, 200
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