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.
(An example of this symbol taken to its highest symbolic meaning would be the Holy Grail) A reversed crescent often represents emptiness and illusion. The triangle is one of the most easily recognized religious symbols in the West, most commonly associated with the Christian trinity or Freemasonry.