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.
COMPASS (Masonic): The Masonic symbol of the compass and the T-square represents movement toward perfection and a balance between the spiritual and physical. The compass (used to form circles) represent spirit. The ruler (part of a square) represent the physical.