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* Eisen JA, Fraser CM (2003) Viewpoint phylogenomics: intersection of evolution and genomics. ''Science'' '''300''':1706-7 PMID 12805538

...''X'' itself are always closed sets. The finite [[union]] and arbitrary [[intersection]] of closed sets are again closed.

...ng [[complement (set theory)|complement]]s, finite [[union]]s and finite [[intersection]]s in ''X''. That is, any algebra <math>\mathcal{A}</math> of subsets of ''

...lanes typically intersect at a single point (though in special cases their intersection can be [[empty set|empty]], a line, or a plane).

...one-way alleys on either side of a doctor's office building (very near the intersection with Nassau Street)

* [[Intersection]]

Refraction occurs when the speed of light is reduced at the point of intersection between light and another medium. The angle of refraction is dependant on ...d, blue, and green) in a triad, a white light will be seen at the point of intersection. This is the same reason why on LCD screens all colors are required to fun

# The intersection of any two (and therefore of any finite collection of) neighbourhoods of '' # The intersection of any two sets of ''B(x)'' contains a set of ''B(x)''.

# The intersection of any two (and therefore of any finite collection of) neighbourhoods of '' # The intersection of any two sets of ''B(x)'' contains a set of ''B(x)''.

Similarly, the [[Frattini subgroup]], which is defined as the intersection of all maximal subgroups, is characteristic because any automorphism will t

# The intersection of two elements of <math>\mathcal T</math> is again in <math>\mathcal T</ma # The intersection of any family of closed sets is closed

...of a set ''X'' which contains ''X'' and is closed under taking arbitrary [[intersection]]s:

...s Pond]], a small body of water of several acres in area, located near the intersection of [[Queen Street, Toronto|Queen Street]] and [[Kingston Road (Toronto)|Kin

==== Intersection ==== The intersection of ''X'' and ''Y'', written ''X<big>&cap;</big>Y'', contains all the elemen

* Eisen JA, Fraser CM (2003) Viewpoint phylogenomics: intersection of evolution and genomics. ''Science'' '''300''':1706-7 PMID 12805538

===Union, intersection, difference=== The [[Intersection|''intersection'']] or ''product'' of ''A'' and ''B'', written ''A'' &cap; ''B'' is the set

...e line of intersection. This is shown in Figure 3, where PQ is the line of intersection.

...tillation column (i.e., the section above the feed inlet). Starting at the intersection of the red distillate composition line and the x = y line, draw the rectify ...tillation column (i.e., the section below the feed inlet). Starting at the intersection of the red bottoms composition line and the x = y line, draw the stripping

A '''hyperconnected space''' or '''irreducible space''' is one in which the intersection of any two non-empty open sets is again non-empty<ref>{{cite journal | id=Z

...''A'' divisible by ''p'' and extend this to let ''A''_''d'' the intersection of the ''A''_''p'' for ''p'' dividing ''d'', when ''d'' is a prod