Results 31 to 40 of about 3,903,221 (297)

Lianas Suppress Seedling Growth and Survival of 14 Tree Species in a Panamanian Tropical Forest [PDF]

open access: yes, 2016
Lianas are a common plant growth form in tropical forests, where they compete intensely with trees, decreasing tree recruitment, growth, and survival. If the detrimental effects of lianas vary significantly with tree species identity, as is often assumed,
Andrade   +65 more
core   +2 more sources

The Turán Number of the Graph 2P5

open access: yesDiscussiones Mathematicae Graph Theory, 2016
We give the Turán number ex (n, 2P5) for all positive integers n, improving one of the results of Bushaw and Kettle [Turán numbers of multiple paths and equibipartite forests, Combininatorics, Probability and Computing, 20 (2011) 837-853].
Bielak Halina, Kieliszek Sebastian
doaj   +1 more source

Quasi-Tree Graphs With Extremal General Multiplicative Zagreb Indices

open access: yesIEEE Access, 2020
Zagreb indices and their modified versions of a molecular graph are important molecular descriptors which can be applied in characterizing the structural properties of organic compounds from different aspects. In this article, by exploring the structures
Jianwei Du, Xiaoling Sun
doaj   +1 more source

Computing the Scale of an Endomorphism of a totally Disconnected Locally Compact Group

open access: yesAxioms, 2017
The scale of an endomorphism of a totally disconnected, locally compact group G is defined and an example is presented which shows that the scale function is not always continuous with respect to the Braconnier topology on the automorphism group of G ...
George A. Willis
doaj   +1 more source

‘The Beckoning Obstruction’: On the theme of scarcity in the poetry of Peter Larkin

open access: yesJournal of British and Irish Innovative Poetry, 2020
Although he writes almost exclusively about trees and one of his main themes is scarcity, Peter Larkin should not be considered only an ecological nature poet.
John Milbank
doaj   +2 more sources

Categorizing Ideas about Trees: A Tree of Trees

open access: yesPLoS ONE, 2013
The aim of this study is to explore whether matrices and MP trees used to produce systematic categories of organisms could be useful to produce categories of ideas in history of science. We study the history of the use of trees in systematics to represent the diversity of life from 1766 to 1991.
Marie Fisler, Guillaume Lecointre
openaire   +4 more sources

Implicit Extraversion Face–Trait Judgements in Developmental Prosopagnosia

open access: yesBrain Sciences
Background/Objectives: Developmental prosopagnosia (DP) is a neurodevelopmental condition characterized by lifelong difficulties in face recognition.
Chithra Kannan, Jeremy Tree
doaj   +1 more source

Do Synoptic Assessments Lead to Authentic Learning? A Critical Perspective on Integration and Intentionality in Higher Education Assessment Design

open access: yesEducation Sciences
Synoptic assessment has gained prominence in higher education as a way to bridge fragmented curricula by enabling students to synthesize knowledge across modules. However, structural integration through assessment does not automatically produce authentic
David Tree, Nicholas Worsfold
doaj   +1 more source

Seven largest trees pack [PDF]

open access: yesOpuscula Mathematica
The Tree Packing Conjecture (TPC) by Gyárfás states that any set of trees \(T_2,\dots,T_{n-1}, T_n\) such that \(T_i\) has \(i\) vertices pack into \(K_n\). The conjecture is true for bounded degree trees, but in general, it is widely open.
Maciej Cisiński, Andrzej Żak
doaj   +1 more source

Clustering Analysis of Internal and External Factors Affecting Post-Pandemic Study Duration in XYZ Educational Institution Using the Orange Application

open access: yesJurnal Teknologi Informasi dan Pendidikan, 2023
The COVID-19 pandemic has had a significant impact on various economic sectors in Indonesia, including the education system. Consequently, the educational landscape has undergone substantial changes, such as the shift from traditional classroom ...
Imelda Muluk
doaj   +1 more source

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