the.com/perturbation
the tiny nudge you give a system just to watch it confess its secrets.
means a small disturbance introduced to a system, model, or state so you can study how it responds or breaks.
from from latin perturbare, to thoroughly confuse or throw into disorder, first drafted into science by astronomers explaining why planets wobble off their neat elliptical paths.
newton's headacheplanetary perturbations nearly broke his math
predicted neptunefound by perturbations in uranus's orbit
quantum trickphysicists approximate the unsolvable via small perturbations
ai attackspixel-level perturbations fool image classifiers completely