In 1940, the French mathematician and artillery officer Jean Leray was taken prisoner by the Germans. He told his captors that he was a topologist, fearful that if they discovered his true area of ...

Variable speed belt drive sheaves are common on combines. At their simplest, a pair of sheaves at one end of a belt moves closer together or farther apart. Another pair of sheaves at the other end of ...

Before detailing the differences of static vs. dynamic, let’s first explore balance and its importance to sheaves and the overall drive. When an object like a sheave or even the wheel on a car rotates ...

The iconic shafts of wheat and corn that have arched over the east entrance of the building that formerly held the Kansas City Board of Trade were pried off the wall Tuesday after a nearly 50-year ...

The setting is sheaves of modules over a commutative ring $L$. It is shown that on completely metrizable spaces certain sheaves having mutually isomorphic finitely ...

IN all this great southwestern plains country the pale gold of the ripened wheat fields has day by day been changing to the duller brown of the cut-over stubble. Early and late, from all directions, ...

http://stream.publicbroadcasting.net/production/mp3/kera/local-kera-538102.mp3 Dallas, TX – Bill Zeeble, KERA 90.1 reporter: This exhibit celebrates, in part, the ...

Deligne constructed a remarkable local system on ℙ¹ — {0, ∞} attached to a family of Kloosterman sums. Katz calculated its monodromy and asked whether there are Kloosterman sheaves for general ...