found.husk.org
images.
tagged formula.
2 images.
education
formula
geometry
math
mathematics
physics
school
science
textbook
trigonometry
Graphic-ExchanGE - a selection of graphic projects - Kerry Ropper
blackboard
equation
formula
glasses
math
professor
scientist
shirt
white
woman
BBC - BBC Four Programmes - Beautiful Minds, Jocelyn Bell Burnell
