Binet's formula

[bē′nāz ′fȯrm·yə·lə]

(psychology)

The premise that children under 9 years of age whose mental development is retarded by 2 years are probably mentally deficient, and children of 9 years or older retarded by 3 years are definitely deficient.

References in periodicals archive

Binet's Formula for the Biperiodic Fibonacci sequence is given as

Yayenie, "The k-periodic Fibonacci sequence and extended Binet's formula," Integers, vol.

On the Periods of Biperiodic Fibonacci and Biperiodic Lucas Numbers

Hu Ning according to general relativity and Binet's formula, we get the following improved Newton's formula of universal gravitation

An example of guiding scientific research with philosophical principles based on uniqueness of truth and neutrosophy deriving Newton's second law and the like

Binet's Formula states that as n [right arrow] [infinity], [F.sub.n] [right arrow] [[phi].sup.n]/[square root of 5]

From graphical to mathematical: the spiral of golden proportion

Stakhov and Aranson trace the connection of the golden ratio, Fibonacci numbers, Lucas sequences, and Binet's formulas with the "golden" hyperbolic Fibonacci and Lucas functions, Fibonacci </lambda>-numbers, and metallic proportions.

The "Golden" Non-Euclidean Geometry: Hilbert's Fourth Problem, "Golden" Dynamical Systems, and the Fine-Structure Constant

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