On the Local Profiles of Trees
نویسندگان
چکیده
We study the local profiles of trees. We show that in contrast with the situation for general graphs, the limit set of k-profiles of trees is convex. We initiate a study of the defining inequalities of this convex set. Many challenging problems remain open. C © 2015 Wiley Periodicals, Inc. J. Graph Theory 00: 1–11, 2015
منابع مشابه
Cutting down and pollarding of forest trees as perceived by local and governmental forest stakeholders and the impact of changes in fuel source on the forest (Case study: Sarvabad city forests)
Local people are always dependent on cutting down and pollarding of Zagros forests trees to provide their livelihoods needs such as house heating, cooking, supply of livestock forage and building materials. The stakeholders also have many conflicts in terms of forest utilization, which is the main cause of many irregularities in the forest management. The present study was conducted to investig...
متن کاملA Review on Ecological Causes of Oak Decline Phenomenon in Forests of Iran
In this study, all the papers about oak decline phenomena in forests of Iran have been reviewed. One hundred and twelve papers from 51 journals were reviewed, and the information presented in each paper was analyzed and finally summarized. Eighty seven percent of the papers were about Brant’s oak (Quercus brantii Lindl.). Most of the studies were focused on the pest and desease of oak decline. ...
متن کاملReport of Problems and Difficulties and Solutions to Empower Local Communities of Preservation Plan (a Case Study: Nilang Conventional Territory)
A purpose of Zagros forests preservation plan is to reduce degradation factors through empowering woodman beneficiaries and underdevelopment of rural forested areas which appear as scattered agronomies inside and in forest margins, trees cutting for power supply, trees cutting for hay supply or making coal in forested regions. Therefore, natural resources experts believe that, by creation or im...
متن کاملReport of Problems and Difficulties and Solutions to Empower Local Communities of Preservation Plan (a Case Study: Nilang Conventional Territory)
A purpose of Zagros forests preservation plan is to reduce degradation factors through empowering woodman beneficiaries and underdevelopment of rural forested areas which appear as scattered agronomies inside and in forest margins, trees cutting for power supply, trees cutting for hay supply or making coal in forested regions. Therefore, natural resources experts believe that, by creation or im...
متن کاملInvestigation and Determine of Ecological Characteristics of Sites of some old Broad-leaf and needle-leaf Trees in Zagros forests (Case study: Forests of Ilam Province)
. Introduction Old trees are important and key elements of forest sites and are of great value in terms of forest management, reforestation, silviculture and ecology. Although old trees constitute a small percentage of forest trees, they account for a large share of forest carbon reserve and play a vital role in carbon storage. Understanding the how geographical and site distribution of thes...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
- Journal of Graph Theory
دوره 81 شماره
صفحات -
تاریخ انتشار 2016