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.
Bull Symbol. The bull symbolizes fighting ability and male fertility while the symbol of the bull stands for valor and magnanimity ever since the prehistoric times. The bull symbol represents heaven in Babylonia and Syria with the god of storm riding on its back. In Egypt it is a symbol of royalty and is sacrificed in religious rituals for millennia, associated with the sun, fire, resurrection, earth, water, night and even death.