Empirical laws

thumb|upright=1.35|The shapes of two massive galaxies in this image evolved under the effects of gravity.

relationship between voltage and current across an ideal resistor

In philosophy, empiricism is an epistemological view which holds that true knowledge or justification comes either only or primarily from sensory experience and empirical evidence. It is one of several competing views within epistemology, along with rationalism and skepticism.

statement based on repeated experimental observations that describes some aspects of the universe

probability distribution

exponential growth based on a constant rate

equation for calculating temperature from cricket chirping

the principle that, even though everything relates to everything else, nearby things are more related than distant things

principle in forensics and cyber security

unexplained empirical equation in particle physics

rules to predict ionic compounds' crystal structures

heuristic for distinct words in a document

laws describing the frequency of oscillation of a stretched string