† discriminoidn.

Origin: Formed within English, by derivation. Etymons: discriminant n., -oid suffix.

Etymology: < discrimin- (in discriminant n.) + -oid suffix.

Mathematics. Obsolete. rare.

A function whose vanishing indicates the equality of all the integrating factors of a differential equation.

ΘΚΠ

the world > relative properties > number > algebra > [noun] > expression > function

function1758

exponential1784

potential function1828

syzygy1850

permutant1852

Green function1863

theta-function1871

Greenian1876

Gudermannian1876

discriminoid1877

Weierstrassian function1878

gradient1887

beta function1888

distribution function1889

Riemann zeta function1899

Airy integral1903

Poisson bracket1904

Stirling approximation1908

functional1915

metric1921

Fourier transform1923

recursive function1934

utility function1934

Airy function1939

transfer function1948

objective function1949

restriction1949

multifunction1954

restriction mapping1956

scalar function1956

Langevin function1960

mass function1961

1877 J. Cockle in Q. Jrnl. Pure & Appl. Math. 14 165 This divided ternary will, when □ is not null, have unity for its discriminoid.

1879 J. Cockle in Proc. London Math. Soc. 10 111 It will be found convenient to give a name to the functions □ and □₂. Let us call them discriminoids.

Derivatives

discriminoidal adj.

ΚΠ

1877 J. Cockle in Q. Jrnl. Pure & Appl. Math. 14 165 The discriminoidal solution of a ternary may be presented thus.

1879 J. Cockle in Proc. London Math. Soc. 10 111 This first species of discriminoidal solution.

This entry has been updated (OED Third Edition, December 2013; most recently modified version published online June 2018).

单词	discriminoid
释义	† discriminoidn. Origin: Formed within English, by derivation. Etymons: discriminant n., -oid suffix. Etymology: < discrimin- (in discriminant n.) + -oid suffix. Mathematics. Obsolete. rare. A function whose vanishing indicates the equality of all the integrating factors of a differential equation. ΘΚΠ the world > relative properties > number > algebra > [noun] > expression > function function1758 exponential1784 potential function1828 syzygy1850 permutant1852 Green function1863 theta-function1871 Greenian1876 Gudermannian1876 discriminoid1877 Weierstrassian function1878 gradient1887 beta function1888 distribution function1889 Riemann zeta function1899 Airy integral1903 Poisson bracket1904 Stirling approximation1908 functional1915 metric1921 Fourier transform1923 recursive function1934 utility function1934 Airy function1939 transfer function1948 objective function1949 restriction1949 multifunction1954 restriction mapping1956 scalar function1956 Langevin function1960 mass function1961 1877 J. Cockle in Q. Jrnl. Pure & Appl. Math. 14 165 This divided ternary will, when □ is not null, have unity for its discriminoid. 1879 J. Cockle in Proc. London Math. Soc. 10 111 It will be found convenient to give a name to the functions □ and □₂. Let us call them discriminoids. Derivatives discriminoidal adj. ΚΠ 1877 J. Cockle in Q. Jrnl. Pure & Appl. Math. 14 165 The discriminoidal solution of a ternary may be presented thus. 1879 J. Cockle in Proc. London Math. Soc. 10 111 This first species of discriminoidal solution. This entry has been updated (OED Third Edition, December 2013; most recently modified version published online June 2018). < n.1877
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