Die Heilberufsverbände fordern in einer Erklärung zum Freihandelsabkommen TTIP eine Positivliste für das deutsche Gesundheitswesen. Europa-Experte Alfred von der Bundeszahnärztekammer erklärt, was es damit auf sich hat.
Some problems founds in teaching physics related to curved paths that are unfortunately only described as illustration. A simple way to introduce the path is presented, which can help students to test their concept numerically. The procedure is limited into semi-circle and straight sub-paths. Smaller discretizing width $\Delta{}s$ gives better form of the produced path.