| 释义 |
non-ˈlinear, a.
[non- 3.]
Not linear, in sense 3 of the adj.; involving terms of an equation that are not of the first degree; involving or possessing the property that the magnitude of an effect or output is not linearly related to that of the cause or input.
1844Phil. Trans. R. Soc. CXXXIV. 282 The integration of non-linear differential equations. 1905Drapers' Company Res. Mem. Biometric Ser. II. 21 In the cases of non-linear regression..I have..had to deal with, I find that parabolæ of the 2nd or 3rd order will suffice as a rule to describe the deviation from linearity. 1925F. C. Mills Statistical Methods xii. 432 (heading) Non-linear correlation. 1930T. E. Shea Transmission Networks & Wave Filters ii. 43 Waves would tend to lose character in propagation, because of what is called non-linear distortion. 1949O. G. Sutton Sci. of Flight ii. 43 The inertia terms in these equations contain both squares and products of the velocities and the equations are thus non-linear. 1968Fox & Mayers Computing Methods for Scientists & Engineers i. 7 The Runge-Kutta method, or one of its variants, is a useful general-purpose routine for non-linear first-order equations. 1969Sci. Jrnl. Apr. 53/3 Non-linear optics..is the study of the behaviour of materials subjected to light of such intensity as to change some of the parameters of the material. 1973[see linearize v.].
b. Linguistics. = suprasegmental adj.
1947C. F. Hockett in Internat. Jrnl. Amer. Ling. XIII. 258/2 Features of stress or tone, for example, which normally stretch over more than a single vowel or consonant, have been called non-linear or suprasegmental, in contrast to the linear or segmental vowels and consonants. 1947― in Jrnl. Amer. Oriental Soc. LXVII. 258/1 Since it is inconvenient to transcribe other than linearly, we derive the symbols for inclosure between solidi from the symbols defined above in such a way as to eliminate the need for non-linear notation.
Hence non-ˈlinearly adv.
1943Jrnl. Amer. Chem. Soc. LXV. 381/2 The ratio π/c of osmotic pressure to concentration has been found..to vary non-linearly with concentration. 1964R. F. Ficchi Electrical Interference iii. 24 Components should not be permitted to operate nonlinearly since this causes harmonics to generate. 1973Jrnl. Genetic Psychol. CXXII. 325 Body proportions..vary nonlinearly with figure age. |