ultrafilter
1Ultrafilter — In the mathematical field of set theory, an ultrafilter on a set X is a collection of subsets of X that is a filter, that cannot be enlarged (as a filter). An ultrafilter may be considered as a finitely additive measure. Then every subset of X is …
2Ultrafilter — Ein Ultrafilter ist in der Mathematik ein Mengenfilter auf einer Menge X, so dass für jede Teilmenge A von X entweder A selbst oder ihr Komplement X − A (Differenzmenge) Element des Mengenfilters ist. Ultrafilter sind somit genau diejenigen… …
3ultrafilter — I. |əltrə+ noun Etymology: International Scientific Vocabulary ultra + filter : a dense filter used for the filtration of a colloidal solution that holds back the dispersed particles but not the liquid II. transitive verb : to cause to pass… …
4Ultrafilter — ypač tankus filtras statusas T sritis radioelektronika atitikmenys: angl. ultrafilter vok. Ultrafilter, n rus. фильтр сверхтонкой очистки, m pranc. ultrafiltre, m …
5ultrafilter — ypač tankus filtras statusas T sritis radioelektronika atitikmenys: angl. ultrafilter vok. Ultrafilter, n rus. фильтр сверхтонкой очистки, m pranc. ultrafiltre, m …
6Ultrafilter — ultrafiltras statusas T sritis Standartizacija ir metrologija apibrėžtis Įtaisas didesnėms kaip 0,1 μm dalelėms filtruoti. atitikmenys: angl. ultrafilter vok. Ultrafilter, n rus. ультрафильтр, m pranc. ultrafiltre, m …
7ultrafilter — ultrafiltras statusas T sritis Standartizacija ir metrologija apibrėžtis Įtaisas didesnėms kaip 0,1 μm dalelėms filtruoti. atitikmenys: angl. ultrafilter vok. Ultrafilter, n rus. ультрафильтр, m pranc. ultrafiltre, m …
8ultrafilter — ultrafiltration /ul treuh fil tray sheuhn/, n. /ul treuh fil teuhr/, n. 1. Physical Chem. a filter for purifying sols, having a membrane with pores sufficiently small to prevent the passage of the suspended particles. 2. Math. a filter in a… …
9ultrafilter — ul•tra•fil•ter [[t]ˌʌl trəˈfɪl tər[/t]] n. 1) chem. a filter for purifying sols, having a membrane with pores sufficiently small to prevent the passage of the suspended particles 2) chem. to purify by means of an ultrafilter • Etymology: 1905–10… …
10ultrafilter — /ʌltrəˈfɪltə/ (say ultruh filtuh) noun 1. a filter for the separation of solute molecules of different sizes, using a semipermeable membrane filter through which the solute cannot pass. –verb (t) 2. to separate in an ultrafilter …
