Distance learning at higher education institutions: Results of an experiment as "blended learning".
A certain lack of research on the use of distance learning at Russian universities
PREREQUISITES AND THE POSSIBILITY OF OBTAINING A 2-FOLD CROP OF POTATO MINITUBERS IN A GREENHOUSEPREREQUISITES AND THE POSSIBILITY OF OBTAINING
A 2-FOLD CROP OF POTATO MINITUBERS IN
A GREENHOUSE
A local construction of Riemannian metricA local construction of
a Riemannian metric on
a smooth manifold is given by the following theorem.