Critical Skills Training. Postdoctoral trainees are typically well trained in the technical aspects of their discipline but few receive formal training in leadership. This course will equip you with the critical leadership skills you need to succeed in a wide range of scientific career paths. Interactive Format.
Horseshoe (â, \supset in TeX) is a symbol used to represent: 1  Material conditional in propositional logic. 2  Superset in set theory.
The circle symbol meaning is universal-it represents the infinite nature of energy and the symbol of the universe. The Circle Christian Symbol represents eternity. The circle symbolizes eternity as it has no beginning or end. Because of this many early Christians believed that there was something divine in circles.n fact, when any symbol is shown with a circle around the symbol it asks the viewer to be drawn in and to be included in the experience of whatever symbolic message the center may hold. For example, if a cross is depicted with a circle around it signals an enhanced meaning of inclusion, unification and wholeness.