cup product


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cup product

[′kəp ‚präd·əkt]
(mathematics)
A multiplication defined on cohomology classes; it gives cohomology a ring structure.
References in periodicals archive ?
As is well known, the [Z.sub.2]-cup-length cup(X; [Z.sub.2]) of a compact path-connected topological space X is the maximum of all integers c such that there exist reduced cohomology classes [a.sub.1],..., [a.sub.c] [member of] [??]*(X; [Z.sub.2]) such that their cup product [a.sub.1] [union] *** [union] [a.sub.c] does not vanish.
The AccuCup[R] Printed Dosage Cup product line has been expanded and now includes 20, 30 and 60 mL sizes for liquid vitamins and OTC medications.
Tested to hold 20 pounds in vertical weight, the Everloc patented system can hold towel bars, extending mirrors and large baskets, something no other current suction cup product can do.
Alex explained: "FIFA would view a T-shirt with the slogan 'South Africa Soccer' as acceptable, but a slogan such as '2010 South Africa' would be challenged as it is seen by FIFA as having the potential to confuse consumers, who may believe it is an official World Cup product."
Mascots are loved by everyone and the prospect of producing millions of small cuddly lions (the said Goleo VI), together with a guarantee of constant worldwide exposure and the valuable branding cachet of being an official World Cup product looked set to rescue the troubled toy manufacturer.
The yogurt with a mousse-like texture as light and fluffy as a cloud is the company's first new cup product since 1989.
The latter are produced as six-packs of 200m1 cup product and individual 85ml cuplets for catering use.
Now it's back to basics, back to business philosophies and "back to the reality of making a living." Newton has retired from the trenches, as he calls it, and returned to help Joyce, who ran the company while he served as Hoosier's Winston Cup product manager.
Jamie Jagger, meanwhile, who is another Joe Lumb Cup product is a left-arm opening bowler.
Alex added: "As an example, FIFA would view a T-shirt with the slogan 'South Africa Soccer' as acceptable, but a slogan such as '2010 South Africa' would be challenged as it draws a direct connection to the tournament and is seen by FIFA as having the potential to confuse consumers, who may believe it is an official World Cup product."
Before J&J installed the automated system to case-pack its cup products, the process was labor-intensive and manual.
According to 3M, this suit alleges certain Thunder Finish after-market spray gun paint cup products, which are made in China and sold in the US, infringe 3M patent rights directed to 3M PPS technology that enables the efficient mixing and spraying of coatings for automotive collision repair and other applications.