The $q$-Onsager algebra $O_q$ has a presentation involving two generators $W_0$, $W_1$ and relations, called the $q$-Dolan/Grady relations. alternating central extension $\mathcal O_q$ $\lbrace \mathcal W_{-k}\rbrace_{k=0}^\infty$, W_{k+1}\rbrace_{k=0}^\infty$, $ \lbrace G_{k+1}\rbrace_{k=0}^\infty$, {\tilde G}_{k+1}\rbrace_{k=0}^\infty$ large number of Let $\langle W_0, W_1 \rangle$ denote sub...

even though subsequent to the cold war, washington and moscow geostrategic competition came to an end in many parts of the world, a fresh rivalry has been sparked between them in central asia and the caucasus. this rivalry has been developed between regional and transregional powers with the aim of gaining geopolitical advantages, enhancement of security structures, dominance over energy resour...

Introduction: Migraine is a severe kind of headache with the chance hereditary of 50%. Molecular studies can promote understanding of migraine pathophysiology. One of which is bioinformatics approach that could provide additional information related to the identified biomarkers.  Methods: In this research, migraine genes are studies in terms of interaction pattern to introduce important indivi...

Iran is well known for having countless historical and instrumental records of tectonic events. Shahriary catchment, as a study area, is part of the Zagros collision seismic province. This research aimed to introduce a new method which is useful in identifying the relative active tectonic events of an area. The research method was designed in order to calculate the relative active tectonic inde...