Results 41 to 50 of about 2,019 (126)

Evolution: Complexity, uncertainty and innovation [PDF]

open access: yes, 2014
Complexity science provides a general mathematical basis for evolutionary thinking. It makes us face the inherent, irreducible nature of uncertainty and the limits to knowledge and prediction.
C Rose-Anderssen   +25 more
core   +1 more source

Can smallholder farmers meet the financial costs of irrigation services? A case study on economic efficiency and social equity in South Africa [PDF]

open access: yes, 2008
Considering water as an economic good consists of, among other requisites, properly assessing the cost incurred by supplying and managing the resource, and the required infrastructure thereof. This paper investigates and assesses the full financial costs
Geyser, M., Perret, Sylvain
core  

The non-unique Universe [PDF]

open access: yes, 2009
The purpose of this paper is to elucidate, by means of concepts and theorems drawn from mathematical logic, the conditions under which the existence of a multiverse is a logical necessity in mathematical physics, and the implications of Godel's ...
A. Derdzinski   +12 more
core   +3 more sources

Cascading training down into the classroom: The need for parallel planning [PDF]

open access: yes, 2005
Cascade models of in-service training are widely considered to be a cost effective means of introducing educational change to large numbers of teachers.
Al Hamzi   +29 more
core   +1 more source

Perceived Effects of Staff Motivation on Teaching Performance of Business Education Teachers in Polytechnics, Imo State. (pp149-159)

open access: yes, 2014
{"references": ["Cole, G. A. (2000). Management Theory and Practice. London; Lens Eucational Aldine.", "Charles T. Schmidt (2011). Leader Behavior and Motivation. Harper & Row. New York, 1970", "Ejili & Anyanwu (2006). Introduction to Teacher's Education.", "Igboke, S. A. (2012). Business Education: Principles & Methods.
openaire   +1 more source

Towards the tumble resistant microlight [PDF]

open access: yes, 2006
The tumble mode is a pitching departure from controlled flight which leads to a pitch autorotation that is generally unrecoverable – resulting in vertical ground impact, usually preceded by in-flight breakup (the mechanism for which, surprisingly, can ...
Gratton, GB, Newman, S
core  

Agronomic Management of Indigenous Mycorrhizas [PDF]

open access: yes, 2008
Many of the advantages conferred to plants by arbuscular mycorrhiza (AM) are associated to the ability of AM plants to explore a greater volume of soil through the extraradical mycelium.
A Gollotte   +190 more
core   +1 more source

Value, Price of Production and Market Price [PDF]

open access: yes
This entry, submitted to Philip O’Hara’s Encyclopedia of Political Economy but not included in it, contrasts the temporal and simultaneist approaches to the formation of price and its relation to value.price, value, transformation, Marx, TSSI, non ...
Freeman, Alan
core   +1 more source

PP149 [PDF]

open access: yesOral Oncology, 2013
Egils Kornevs   +7 more
openaire   +1 more source

Possible physical universes [PDF]

open access: yes, 2005
The purpose of this paper is to discuss the various types of physical universe which could exist according to modern mathematical physics. The paper begins with an introduction that approaches the question from the viewpoint of ontic structural realism ...
McCabe, Gordon
core   +3 more sources

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