Drake equation - Wikipedia
Optic equation - Wikipedia
Transcendental equation - Wikipedia
Laue equations - Wikipedia
Green's function - Wikipedia
Equation of time - Wikipedia
Wikipedia integro-differential equation example » Chebfun
Differential equation - Simple English Wikipedia, the free encyclopedia
Cauchy's equation - Wikipedia
Van der Waals equation - Wikipedia
Parametric equation - Wikipedia
Structural equation modeling - Wikipedia
Independent equation - Wikipedia
Schrödinger equation - Wikipedia, the free encyclopedia
Bloch equations - Wikipedia