The divergence of a vector field simply measures how much the flow is expanding at a given point. It does not indicate in which direction the expansion is occuring. Hence (in contrast to the curl of a vector field), the divergence is a scalar.he fact that fluid is flowing out of the sphere is a sign of the positive divergence of the vector field. Rotate with mouse to change perspective. You can move the sphere by dragging it with the mouse.
Training principals must: be a solicitor of England and Wales with a current practising certificate or a practising barrister. be nominated by the training establishment and be competent for this role. ensure that the training provided meets the requirements of regulation 12. ensure the trainee keeps a record of training.
Blackburn, a former teacher and principal who works as an educational consultant, speaker, and workshop presenter, shows teachers, principals, curriculum specialists, and professional development coordinators how to increase the level of rigor in classrooms by creating an environment in which each student is expected to learn at high levels, is supported to do so, and demonstrates learning at high levels, arguing that the power to make a difference lies in the hands of the teacher.