In this paper, in addition to some elementary facts about the ultra-groups, which their structure based on the properties of the transversal of a subgroup of a group, we focus on the relation between a group and an ultra-group. It is verified that every group is an ultra-group, but the converse is not true generally. We present the conditions under which, for every normal subultra-group of an u...

Background A number of modifiable risk factors are associated with the development of childhood obesity, in particular early feeding behaviour. However, there is little guidance as to how health professionals should assess infants and children “at risk” or what the support or intervention should be Parental beliefs and understanding are crucial determinants of infant feeding behaviour; therefor...

The paper attempts to analyze the praxis of women empowerment and womens political participation some Gram Panchayats in Uttar Dinajpur rural areas. In present times, has become one most important concerns 21st century because their right participate processes which also impact family turn society. Many countries are attempting increase leadership civil society now parties want more join activi...

Haberle, C. Pilorget, M. Wolff, F. Lefevre, and F. Forget. Space Science Division, NASA/Ames Research Center, Moffett Field CA, 94035, Institut Superieur de l'Aeronautique et de l'Espace, 10, avenue Edouard-Belin BP 54032 31055 Toulouse CEDEX 4 France, Space Science Institute, 4750 Walnut Street, Suite 205, Boulder, CO 80301, UPMC Univ Paris 06, Service d'Aeronomie, Paris, F-75005 France, UPMC ...

In the matched analysis of an observational study, confounding on covariates X is addressed by comparing members of a distinguished group (Z = 1) to controls (Z = 0) only when they belong to the same matched set. The better matchings, therefore, are those whose matched sets exhibit both dispersion in Z and uniformity in X. For dispersion in Z, pair matching is best, creating matched sets that a...