Society of Systematic Zoology (F3)

Systematic Zoology: Invertebrates

Contents 1. Introduction to the systematic zoology of the Metazoa (Animalia) 2. Animal phylogeny: data sources and interpretation 2.1 Morphology 2.2 Molecules 2.3 Fossils 3. Systematic zoology of the Metazoa 3. 3.12 Some extant " problematica " 4. Alternative hypotheses of metazoan relationships 4.1 Morphology 4.2 Molecules 5. Reconciliation and pathways to future progress Acknowledgments Gloss...

analysis of power in the network society

اندیشمندان و صاحب نظران علوم اجتماعی بر این باورند که مرحله تازه ای در تاریخ جوامع بشری اغاز شده است. ویژگیهای این جامعه نو را می توان پدیده هایی از جمله اقتصاد اطلاعاتی جهانی ، هندسه متغیر شبکه ای، فرهنگ مجاز واقعی ، توسعه حیرت انگیز فناوری های دیجیتال، خدمات پیوسته و نیز فشردگی زمان و مکان برشمرد. از سوی دیگر قدرت به عنوان موضوع اصلی علم سیاست جایگاه مهمی در روابط انسانی دارد، قدرت و بازتولید...

myths and misconceptions Systematic reviews from astronomy to zoology

http://bmj.com/cgi/content/full/322/7278/98 Updated information and services can be found at: These include: Data supplement http://bmj.com/cgi/content/full/322/7278/98/DC1 "extra references" References http://bmj.com/cgi/content/full/322/7278/98#otherarticles 11 online articles that cite this article can be accessed at: http://bmj.com/cgi/content/full/322/7278/98#BIBL This article cites 15 art...

Systematic reviews from astronomy to zoology: myths and misconceptions.

Society of Systematic Biologists

-A well-known approach to inferring phylogenies involves finding a phylogeny with the largest number of characters that are perfectly compatible with it. Variations of this problem depend on whether characters are: cladistic (rooted) or qualitative (unrooted); binary (two states) or unconstrained (more than one state). The computational cost of known algorithms that guarantee solutions to these...