scholarly journals Mathematical and Scriptural aspect of Mekhala in the Construction of Yagya Kund

2021 ◽  
Vol 4 (1) ◽  
pp. 15-24
Author(s):  
Ekta Chandel

Yagya kund has five parts - Khat, Nabhi, Kant, Mekhla and Yoni. The construction of Yagya kund shall be done with proper consideration of all of its parts. The final shape and appearance of the Yagya kund came after the construction of Mekhala. Mekhala is an object which surrounds another object by keeping that object in the middle. For Yagya kund, Mekhala surrounds the fire pit which provides the shape to the Yagya kund.  The present paper attempts to describe the mathematical and scriptural aspects of Mekhala i.e. description of Mekhala and Khat, shape, number of Mekhala, and significance. The number of Mekhala varies by the size of Yagya Kund, the number of offerings, and the purpose of Yagya. The study also described the dimension of all types the Mekhala construction for 1 hast Kund indicating the important role of Mekhala in the Yagya Kund construction.

2021 ◽  
Vol 12 (3) ◽  
pp. 645-651
Author(s):  
А. V. Pospeev

The article is focused on the role of natural hydrogen in the Earth geodynamics and energy potential. With a proper consideration of the physical parameters of the Earth’s core and mantle, we discuss the aspects of the Hydridic Earth (or Primordially Hydrogen-Rich Planet) theory, which is currently used as a fundamental hypothesis in modern projects aimed at hydrogen energetics.A probability of finding natural hydrogen deposits in sedimentary traps is estimated. It is shown that the volume of deep degassing of hydrogen can be calculated from various cosmological, petrophysical and geochemical data, and an average volume is two orders of magnitude less than the amount predicted by the Hydridic Earth hypothesis. This hypothesis gives grounds to conclude that the major part of Earth’s mantle is a metal sphere; however, this conclusion is not supported by the geological and geophysical data.


1989 ◽  
Vol 25 ◽  
pp. 299-310
Author(s):  
C. Peter Williams

Henry Venn, the CMS honorary secretary between 1841 and 1872, is rightly regarded as the great exponent of self-supporting, self-propagating, and self-governing churches. I have argued elsehwere that his principles took many years to assume their final shape and that, when they did, they contained what was regarded as an ecclesiological anomaly—that there should be separate bishops for different races in the same geographical area. Between about 1856 and 1872 Venn became increasingly daring in his proposals, abandoned his support for the idea of a single European bishop wherever there were European settlers and was instrumental, not only in having Samuel Crowther appointed as the first black bishop in West Africa or in responding positively to suggestions of an Indian bishop for South India, but also in proposing, both in India and in China, that the needs of a truly culturally integrated independent ‘native’ church demanded that its structures should be separated from those of the imported European church.


2007 ◽  
Vol 593 ◽  
pp. 181-208 ◽  
Author(s):  
I. M. GRIFFITHS ◽  
P. D. HOWELL

We consider the evolution of an annular two-dimensional region occupied by viscous fluid driven by surface tension and applied pressure at the free surfaces. We assume that the thickness of the domain is small compared with its circumference, so that it may be described as a thin viscous sheet whose ends are joined to form a closed loop. Analytical and numerical solutions of the resulting model are obtained and we show that it is well posed whether run forwards or backwards in time. This enables us to determine, in many cases explicitly, which initial shapes will evolve into a desired final shape. We also show how the application of an internal pressure may be used to control the evolution.This work is motivated by the production of non-axisymmetric capillary tubing via the Vello process. Molten glass is fed through a die and drawn off vertically, while the shape of the cross-section evolves under surface tension and any applied pressure as it flows downstream. Here the goal is to determine the die shape required to achieve a given desired final shape, typically square or rectangular. We conclude by discussing the role of our two-dimensional model in describing the three-dimensional tube-drawing process.


Axiomathes ◽  
2020 ◽  
Author(s):  
Alessandra Melas ◽  
Pietro Salis

Abstract It is a common opinion that chance events cannot be understood in causal terms. Conversely, according to a causal view of chance, intersections between independent causal chains originate accidental events, called “coincidences.” The present paper takes into proper consideration this causal conception of chance and tries to shed new light on it. More precisely, starting from Hart and Honoré’s view of coincidental events (Hart and Honoré in  Causation in the Law. Clarendon Press, Oxford, 1959), this paper furnishes a more detailed account on the nature of coincidences, according to which coincidental events are hybrids constituted by ontic (physical) components, that is the intersections between independent causal chains, plus epistemic aspects; where by “epistemic” we mean what is related, in some sense, to knowledge: for example, access to information, but also expectations, relevance, significance, that is psychological aspects. In particular, this paper investigates the role of the epistemic aspects in our understanding of what coincidences are. In fact, although the independence between the causal lines involved plays a crucial role in understanding coincidental events, that condition results to be insufficient to give a satisfactory definition of coincidences. The main target of the present work is to show that the epistemic aspects of coincidences are, together with the independence between the intersecting causal chains, a constitutive part of coincidental phenomena. Many examples are offered throughout this paper to enforce this idea. This conception, despite—for example—Antoine Augustine Cournot and Jacques Monod’s view, entails that a pure objectivist view about coincidences is not tenable.


2013 ◽  
Vol 135 (6) ◽  
Author(s):  
Ashok Ramasubramanian

Developmental biology (“development” for short) deals with how the mature animal or plant results from a single fertilized cell. This paper is concerned with one aspect of development, morphogenesis—the formation of complex shapes from simpler ones. In particular, this paper focuses on organ development and illustrates the central role that mechanical feedback plays in effecting the final shape of various organs. The first aim of this paper is to illustrate how self-governing autonomous control systems can lead to the development of organs such as the heart. Although feedback plays a key role in these processes, the field is largely unexplored by controls engineers; hence, the second aim of this paper is to introduce mechanical feedback during development to controls engineers and suggest avenues for future research.


Oryx ◽  
2001 ◽  
Vol 35 (3) ◽  
pp. 224-233 ◽  
Author(s):  
Paul Jepson ◽  
Nick Brickle ◽  
Yusup Chayadin

AbstractTwo parrot species, Tanimbar corella Cacatua goffini and blue-streaked lory Eos reticulata, endemic to the Tanimbar Islands, Indonesia, were regularly trapped and sold into the international wild bird trade prior to 1992. Following concerns about numbers entering the trade, but with little knowledge of the remaining wild population or socio-economic role of bird trapping on the islands, international trade in both species was suspended at the 1992 CITES meeting. This paper reports on a rapid survey conducted on the islands in 1993 as a follow-up to the decision on trade. The survey attempted to determine the status of the wild populations, the distribution and activity of the human population, the interaction between Tanimbar corella and agriculture, and the structure of the local commodity-chain for wild-caught parrots. We found that: (a) both parrot species were widely distributed and present at relatively high densities across the largest island in the group, Yamdena; (b) catching of parrots is geographically limited; (c) in the case of Tanimbar corella, at least, the catching is of birds raiding crops and probably involves mainly immature and non-reproductive birds; (d) the international and domestic ban on catching was generally adhered to locally but the reasons for the ban were not widely understood, contributing to a general mistrust of conservationists that still remains. Although not advocating a lifting of the ban on trapping, we do conclude that in this case invoking the precautionary principle without proper consideration of local context may have been counterproductive to conservation goals.


2021 ◽  
Vol 10 (1) ◽  
pp. 73-86
Author(s):  
Michele Vollaro ◽  
Meri Raggi ◽  
Davide Viaggi

While higher effort in research is advocated for agriculture, there continues to be a lack of measurement of its impact in economic terms, at least in Europe. This paper seeks to assess the economic impact of public agricultural R&D investments in Europe. Different panel models are applied on 16 European countries, by employing productivity and investment data. Results show positive impacts with returns on public R&D investments on agricultural productivity of between 6.5% and 15.2%, varying according to model specifications and computation techniques. These values confirm that research expenditure in agriculture is well justified in economic terms. However, the results are highly dependent on the analytical approach and limited by the paucity of expenditure data. Further research is recommended to take into account the role of other important determinants of impact, such as climate, spill overs and the Common Agricultural Policy (CAP). However, a proper consideration of these variables will first require a major improvement of data availability.


JAMA ◽  
1966 ◽  
Vol 195 (12) ◽  
pp. 1005-1009 ◽  
Author(s):  
D. J. Fernbach
Keyword(s):  

JAMA ◽  
1966 ◽  
Vol 195 (3) ◽  
pp. 167-172 ◽  
Author(s):  
T. E. Van Metre

2018 ◽  
Vol 41 ◽  
Author(s):  
Winnifred R. Louis ◽  
Craig McGarty ◽  
Emma F. Thomas ◽  
Catherine E. Amiot ◽  
Fathali M. Moghaddam

AbstractWhitehouse adapts insights from evolutionary anthropology to interpret extreme self-sacrifice through the concept of identity fusion. The model neglects the role of normative systems in shaping behaviors, especially in relation to violent extremism. In peaceful groups, increasing fusion will actually decrease extremism. Groups collectively appraise threats and opportunities, actively debate action options, and rarely choose violence toward self or others.


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