Objective To investigate the early debridement and external fixation efficacy of fixation of tibia and fibula second period Gustilo Ⅲ type of open fracture
Given a circle packing on the Riemann sphere,we prove that its quasiconformal deformation space can be naturally identified with the product of the Teichmul
Recently the study of Landau-Ginzburg model is going through a rapid developement.It turns out that LG model and nonlinear sigma model make up a global mirr