Red blood cells play an extremely important role in human metabolism, Hockey Skates - Youth - Performance and the study of hematopoietic models is of great significance in biology and medicine.A kind of semi-discrete hetmatopoietic model named Mackey-Glass Model was proposed and analyzed in this paper.The existences, stabilities, and local dynamics
Block-flexure is the most common mode of toppling failure in natural and excavated rock slopes.In such failure, some rock Mens Pants blocks break due to tensile stresses and some overturn under their own weights and then all of them topple together.In this paper, first, a brief review of previous studies on toppling failures is presented.Then, the
During the last century, most philosophers of science have tried to expunge teleological explanations from the fields of epistemology.They took for granted that the Darwinian concepts of natural selection and evolution effectively dispense us with any presence of goal-directedness in nature: based on an anti-metaphysical attitude, they hold purpose
Nikhil V Math, Michael Y MahgereftehFaculty of Medicine, Imperial College London, South Kensington Campus, London, UKWe read with great interest the article by Kazzazi and Bartlett1 regarding embryology teaching methods.While we commend their efforts regarding the condensing of Face teaching for medical students, we have highlighted the aspect