(slang, humorous) A tacit agreement between two parties not to publicly discuss or verbally repeat events, conversations, or other sensitive information.

(mathematics, computing theory) The rule stating that a polynomial of degree n can be (optimally) evaluated with only n multiplications and n additions: a_0+a_1x+a_2x²+a_3x³+⋯+a_nxⁿ\=a_0+x bigg (a_1+x Big (a_2+x big (a_3+⋯+x(a_n-1+x,a_n)⋯ big ) Big ) bigg ).

Synonym of Born rule

(quantum mechanics) A key postulate of quantum mechanics, giving the probability that a measurement of a quantum system will yield a given result. In its simplest form, it states that the probability density of finding a particle at a given point, when measured, is proportional to the square of the magnitude of the particle's wavefunction at that point.

(mathematics) Any of several approximations for definite integrals.

simple past tense and past participle of rule out

(BDSM) A rule at certain events requiring that one's behaviour and appearance be such that it would not shock one's grandmother.

Synonym of trapezoidal rule

Synonym of trapezoidal rule

Alternative form of Rome rule