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 flail is depicted alongside the crook as symbols of office for the crowned Egyptian Pharaoh. The flail symbolises the Pharaoh's role as provider of food for his people and the crook symbolises his role as the shepherd of his people.