Thermal equilibrium obeys the zeroth law of thermodynamics. Hawk obeys as Gort begs Hawk not to. As such it obeys the Helmholtz reciprocity principle. Quantum mechanics requires that the wavefunction of a molecule obeys its observed symmetry. The number of decays observed over a given interval obeys Poisson statistics. Helios is an evil dragon that obeys every command from the heinous Spectra. Lock means that the signal obeys Newtonian mechanics. From this point, Dulce blindly obeys her mother. Helen demurely obeys Aphrodite's command. Nivellen allows Geralt to enter the house, which supernaturally obeys Nivellen's every command. Batwoman reveals that she now obeys Darkseid as well, and starts to recite the Equation. Turkish obeys certain principles when it comes to suffixation. The id obeys the inexorable pleasure. Least squares obeys this rule, and so does logistic regression, and most generalized linear models. It obeys the same rules of manipulation as the Legendre symbol.