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单词 polyzome
释义

polyzomen.

Origin: A borrowing from Greek, combined with an English element. Etymons: poly- comb. form, Greek ζῶμα.
Etymology: < poly- comb. form + ancient Greek ζῶμα girdle (see diazoma n.). N.E.D. (1907) gives the pronunciation as (pǫ·lizōum) /ˈpɒlɪzəʊm/.
Geometry. Obsolete. rare.
A function formed from a set of integral rational functions by adding their square roots.
ΚΠ
1868 A. Cayley in Trans. Royal Soc. Edinb. 25 1 If U, V, &c., are rational and integral functions..all of the same degree r, in regard to the co-ordinates (x,y,z), then √U + √V + &c. is a polyzome, and the curve √U + √V + &c. = 0 a polyzomal curve.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2020).
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n.1868
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