Homogeneous sub-Riemannian geodesics are described for the standard structure on group $${\mathrm {SE}}(2)$$ of proper motions plane. It is shown that this not geodesically orbital, despite invariance cut time when initial point shifted along geodesics.

the purpose of this study was to investigate the impact of weblog task assessment on iranian efl learners’ reading ability. to this purpose, a group of 30 english language students (both male and female) in rozaneh language institute in najafabad were selected based on their performance on the opt. the researchers tried to select a homogeneous sample in terms of age factor and proficiency level...