like other religions, there are various currents in imami shiite in the first centuries. this article, relying on discourse analysis and by concentrating on oppositions, attempts to identify the internal shiite currents in iraq and iran in the second and third centuries. according to historical evidences, the opposition between school of hisham ibn al-hakam and majority of shia, which was schoo...

BACKGROUND Uptake of family planning services in Pakistan has remained slow over the past decade despite a rapid increase in availability and awareness, indicating that social barriers may be preventing uptake. Social barriers such as opposition by family members have largely been studied qualitatively; there is a lack of quantitative evidence about the effect of different family members' oppos...

The Diola-Fogny of S6n6gal, West Africa, socially intuit with the meta-linguistic terms 'big' and 'thin' the tense/lax vowel contrast that is basic to their phonology. The two terms are primarily used to identify speech variation among individuals and groups. Examination revealed that speakers who made relatively greater use of vowel harmony were characterized as 'big' in contrast to others who...

Mounting evidence that even aggressive reductions in net emissions of greenhouse gases will be insufficient to limit global climate risks is increasing calls for atmospheric experiments to better understand the risks and implications of also deploying solar geoengineering technologies to reflect sunlight and rapidly lower surface temperatures. But solar geoengineering research itself poses sign...

A graph is an opposition graph, respectively, a coalition graph, if it admits an acyclic orientation which puts the two end-edges of every chordless 4-vertex path in opposition, respectively, in the same direction. Opposition and coalition graphs have been introduced and investigated in connection to perfect graphs. Recognizing and characterizing opposition and coalition graphs still remain lon...