Alternative form of P/F ratio

(mathematics) The ratio of each term of a geometric progression to the term preceding it.

A loop transfer function

(signal processing) The ratio of maximum permitted frequency deviation, σₘₐₓ to the maximum permitted modulating frequency, fiₘₐₓ.

Of a material in tension or compression, the ratio of the strain in the direction of the applied load to the strain normal to the load. Abbreviated ν.

The ratio of an object's longest dimension to its next-longest dimension. / The ratio of width to height in a flat surface or 2-dimensional abstract construction, such as an image, character, or pixel.

(statistics) the proportion of cases not in the mode

(geometry) The irrational number (approximately 1.618), usually denoted by the Greek letter φ (phi), which is equal to the sum of its own reciprocal and 1, or, equivalently, is the square root of the sum of itself and 1.

(physics) the ratio of the angular momentum to the magnetic moment in an atom etc

(law) The legal principle or rationale on which a judicial decision is based.