Results 11 to 20 of about 489 (150)

The effects of growth rate and biomechanical loading on bone laminarity within the emu skeleton [PDF]

open access: yesPeerJ, 2019
The orientation of vascular canals in primary bone may reflect differences in growth rate and/or adaptation to biomechanical loads. Previous studies link specific canal orientations to bone growth rates, but results between different taxa are ...
Amanda L. Kuehn   +3 more
doaj   +2 more sources

Laminar Chaos [PDF]

open access: yesPhysical Review Letters, 2018
We show that the output of systems with time-varying delay can exhibit a new kind of chaotic behavior characterized by laminar phases, which are periodically interrupted by irregular bursts. Within each laminar phase the output intensity remains almost constant, but its level varies chaotically from phase to phase.
Müller, David   +2 more
openaire   +3 more sources

Generalized laminar matroids [PDF]

open access: yesEuropean Journal of Combinatorics, 2019
Nested matroids were introduced by Crapo in 1965 and have appeared frequently in the literature since then. A flat of a matroid $M$ is Hamiltonian if it has a spanning circuit. A matroid $M$ is nested if and only if its Hamiltonian flats form a chain under inclusion; $M$ is laminar if and only if, for every $1$-element independent set $X$, the ...
Tara Fife, James G. Oxley
openaire   +3 more sources

On cultural typology and peculiarities of religious praxis [PDF]

open access: yesРелигия, церковь, общество, 2013
The paper examines structural parallelisms between types of socio-cultural patterns and aspects of religious praxis that are integral to the sphere of social practices.
Vladimir Yur’evich Lebedev
doaj   +1 more source

Age-Related Changes in Standing Balance in Preschoolers Using Traditional and Nonlinear Methods

open access: yesFrontiers in Physiology, 2021
Considerable disagreement exists on the linearity of the development of standing balance in children. This study aimed to use different traditional and nonlinear methods to investigate age-related changes in standing balance in preschoolers.
Zengming Hao   +5 more
doaj   +1 more source

Laminar matroids

open access: yesEuropean Journal of Combinatorics, 2017
A laminar family is a collection $\mathscr{A}$ of subsets of a set $E$ such that, for any two intersecting sets, one is contained in the other. For a capacity function $c$ on $\mathscr{A}$, let $\mathscr{I}$ be $\{I:|I\cap A| \leq c(A)\text{ for all $A\in\mathscr{A}$}\}$.
Tara Fife, James G. Oxley
openaire   +2 more sources

Formation of mechanisms for managing sustainable management

open access: yesЕкономіка, управління та адміністрування, 2021
The article forms and builds the architecture of a closed-chain mechanism for managing sustainable management, which is performed according to the methodology of design and structural logical organization of management methods and tools in the context of
V.V. , I.V. , I.O.
doaj   +1 more source

Thin Trees for Laminar Families

open access: yes2023 IEEE 64th Annual Symposium on Foundations of Computer Science (FOCS), 2023
In the laminar-constrained spanning tree problem, the goal is to find a minimum-cost spanning tree which respects upper bounds on the number of times each cut in a given laminar family is crossed. This generalizes the well-studied degree-bounded spanning tree problem, as well as a previously studied setting where a chain of cuts is given.
Nathan Klein, Neil Olver
openaire   +2 more sources

Wing bone laminarity is not an adaptation for torsional resistance in bats [PDF]

open access: yesPeerJ, 2015
Torsional loading is a common feature of skeletal biomechanics during vertebrate flight. The importance of resisting torsional loads is best illustrated by the convergence of wing bone structure (e.g., long with thin walls) across extant bats and birds ...
Andrew H. Lee, Erin L.R. Simons
doaj   +2 more sources

Microstructure and cross-sectional shape of limb bones in Great Horned Owls and Red-tailed Hawks: how do these features relate to differences in flight and hunting behavior? [PDF]

open access: yesPLoS ONE, 2014
The Red-tailed Hawk and Great Horned Owl are two species of raptor that are similar in body size, diet, and habitat. Both species use their hindlimbs during hunting, but differ in foot morphology, how they approach and immobilize prey, and the average ...
Crystal A Marelli, Erin L R Simons
doaj   +1 more source

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