absolute constant

plural absolute constants

1. mathematicsA constant that maintains the same value wherever it occurs; such as π.

   Korenblum conjectured that there is an absolute constant c#92;in(0,1), such that whenever #124;f(z)#124;#92;leqslant#124;g(z)#124; (f,g#92;inA²(D)) in the annulus clt;#124;z#124;lt;1, then #124;#124;f#124;#124;#92;leqslant#124;#124;g#124;#124;.

   2004, Chunjie Wang, “On Korenblum's constant”, in Journal of Mathematical Analysis and Applications, volume 296, number 1, Elsevier, →DOI, →ISSN, pages 262–264

2. Used other than figuratively or idiomatically: see absolute, constant.

   Play is an absolute constant in education from birth until full maturity; and it is a very valuable aid in manhood and down to old age.

   1907, William Estabrook Chancellor, A Theory of Motives, Ideals, and Values in Education, Houghton, Mifflin, →LCCN, →OCLC, page 424