Physics
In physics, linearity is a property of the differential equations governing many systems; for instance, the Maxwell equations or the diffusion equation.
Linearity of a differential equation means that if two functions f and g are solutions of the equation, then any linear combination af+bg is too.
Read more about this topic: Linearity
Famous quotes containing the word physics:
“Mathematics should be mixed not only with physics but with ethics.”
—Henry David Thoreau (1817–1862)
“... it is as true in morals as in physics that all force is imperishable; therefore the consequences of a human action never cease.”
—Tennessee Claflin (1846–1923)
“We must be physicists in order ... to be creative since so far codes of values and ideals have been constructed in ignorance of physics or even in contradiction to physics.”
—Friedrich Nietzsche (1844–1900)