Results 21 to 30 of about 88,911 (120)

A problematic zygopleuroid gastropod Acanthostrophia revisited [PDF]

open access: yes, 2010
SEM examination of the type series of Acathostrophia acanthica CONTI & FISCHER, 1984 from Middle Jurassic of Italy has shown that this gastropod most likely belongs to the family Protorculidae as previously suggested by NÜTZEL (1998). It is also similar
Conti, Maria Alessandra   +2 more
core   +1 more source

Torsion-free groups with indecomposable holonomy group. I [PDF]

open access: yes, 2001
We study the torsion-free generalized crystallographic groups with indecomposable holonomy group which is isomorphic to either C-p, or C-p x C ...
Bódi, Viktor   +5 more
core   +1 more source

MICROMORPHOLOGY AND GENE EXPRESSION IN MUSCLE AND SHELL DEVELOPMENT OF THE MOLLUSCA [PDF]

open access: yes, 2001
This work comprises detailed studies by scanning electron microscopy (SEM), transmission electron microscopy (TEM), fluorescence staining combined with confocal laser scanning microscopy (CLSM), as well as serial sectioning analyses and reconstruction ...
Wanninger, Andreas
core   +1 more source

A discrete methodology for controlling the sign of curvature and torsion for NURBS [PDF]

open access: yes, 2009
This paper develops a discrete methodology for approximating the so-called convex domain of a NURBS curve, namely the domain in the ambient space, where a user-specified control point is free to move so that the curvature and torsion retains its sign ...
Ginnis, A.I.   +2 more
core   +4 more sources

Torsion-free crystallographic groups with indecomposable holonomy group II. [PDF]

open access: yes, 2004
Let K be a principal ideal domain, G a finite group, and M a KG-module which is a free K-module of finite rank on which G acts faithfully. A generalized crystallographic group is a non-split extension C of M by G such that conjugation in C induces the G ...
Bódi, Viktor   +3 more
core   +1 more source

New Insights Into Pathogenesis, Diagnostics, and Therapeutic Options for Canine Angiostrongylosis

open access: yesJournal of Veterinary Emergency and Critical Care, EarlyView.
ABSTRACT Objective To provide a comprehensive overview of Angiostrongylus vasorum infection in dogs, with a particular emphasis on recent developments in the understanding of disease pathophysiology and an update on developments in diagnostic and therapeutic options.
Iris Elgueta   +3 more
wiley   +1 more source

One-relator groups with torsion are conjugacy separable

open access: yes, 2013
We prove that one-relator groups with torsion are hereditarily conjugacy separable. Our argument is based on a combination of recent results of Dani Wise and the first author.
Zalesskii, Pavel, Minasyan, Ashot
core   +1 more source

Beyond mammals: the evolution of chewing and other forms of oropharyngeal food processing in vertebrates

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1406-1462, June 2026.
ABSTRACT Oropharyngeal food processing exhibits a remarkable diversity among vertebrates, reflecting the evolution of specialised ‘processing centres’ associated with the mandibular, hyoid, and branchial arches. Although studies have detailed various food‐processing strategies and mechanisms across vertebrates, a coherent and comprehensive terminology ...
Daniel Schwarz   +6 more
wiley   +1 more source

Type of Carbonate Production, Sedimentary and Tectonic Evolution of the Pliocene Mixed Carbonate Siliciclastic Unit (Macco) in the Tarquinia Basin, Central Italy

open access: yesBasin Research, Volume 38, Issue 3, May–June 2026.
Piacenzian mixed carbonate‐siliciclastic succession (‘Macco’ unit) deposited on the passive margin of the Tyrrhenian back‐arc basin. Sedimentation was controlled by syn‐sedimentary tectonics, with NW–SE first‐order faults (3–4 km) creating accommodation space and NE–SW second‐order faults (~0.5 km) influencing facies distribution and growth structures.
Marco Brandano   +5 more
wiley   +1 more source

Finding maximal torsion cosets on varieties [PDF]

open access: yes, 2007
We describe a new algorithm for finding all maximal torsion cosets on varieties over $\G_m^n$. We illustrate the algorithm with some examples.The starting point for this study is the search for points on a given variety whose coordinates are roots of ...
Aliev, Iskander, Smyth, Christopher
core  

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