TNM supplement 1993. A commentary on uniform use

Geometrically Uniform Multidimensional Psk Constellations - Information Theory, 1993. Proceedings. 1993 IEEE International Symposium on

Nnesr r(dB) 32 0 56 12 2 2 2 15 3 3 0 24 3 5 7 20 3 57 14 3 57 Abstract The theory of geometrically unaform (GU) codes is applied to the case of multidimensional (MO) PSK constellations. The symmetry group of an L x M P S I i is completely characterazed. Conditions fo r rotational invariance of GU partitions of a sagnal constellation are zllustrated. Through suitable algorithms, “good” GU parti...

A commentary on hunger in Quranic verses

Hunger has been always regarded as one of the signs in mysticism and morality and all Sufis have known it as one of the bases for their special manner of life. Some have known it to mean eating based on need, some other to mean fasting and some to mean not eating but necessarily. The author, as is understood in the paper, relying on Quran and sunnah, has explained that the meanings are intended...

General supplement use ,

Every inch a finch: a commentary on Grant (1993) ‘Hybridization of Darwin's finches on Isla Daphne Major, Galapagos’

One of the most familiar features of the natural world is that most animals and plants fall into distinct categories known as species. The attempt to understand the nature of species and the origin of new species was the enterprise that drove the early development of evolutionary biology and has continued to be a major focus of research. Individuals belonging to the same species usually share a...

Dietary supplement use by adolescents.

OBJECTIVES To review the use, benefits and adverse effects of the main dietary supplements consumed by adolescents. SOURCES The literature review was performed using MEDLINE and LILACS databases (1997-2008). We analyzed 377 articles, and 52 of them were selected as references. SUMMARY OF THE FINDINGS Consumption of dietary supplements is widely spread among adolescents. This habit has often...