Trajectories Formed by Chance
Random walks in physics, finance, and in our lives
Published in
6 min readSep 25, 2019
In 1827, botanist Robert Brown thought he had discovered the ‘energy that powers life itself’. Through a microscope, Brown observed grains of a plant’s pollen immersed in water. To his astonishment, the pollen grains exhibited a never-ending jittery motion that appeared completely random.
