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Skeat, Walter William

(Encyclopedia) Skeat, Walter William, 1835–1912, English scholar and philologist. Skeat took holy orders in 1860, but illness cut short his church career. At Cambridge he served as a lecturer in…

Adams, John Couch

(Encyclopedia) Adams, John Couch, 1819–92, English astronomer, grad. St. John's College, Cambridge, 1843. By mathematical calculation based on irregularities in the motion of Uranus, he predicted the…

Stewart, Dugald

(Encyclopedia) Stewart, Dugald, 1753–1828, Scottish philosopher. He studied at the Univ. of Edinburgh, later becoming professor of mathematics (1775–85) and of moral philosophy (1785–1810). After…

ring, mathematical system

(Encyclopedia) ring, in mathematics, system consisting of a set R of elements and two binary operations, such that addition makes R a commutative group and multiplication is associative and…

Richardson, Lewis Fry

(Encyclopedia) Richardson, Lewis Fry, 1881–1953, British physicist and pioneering meteorologist, grad. Cambridge (1903), Univ. of London (B.Sc. 1929). Richardson worked at the National Physical…

Archimedes

(Encyclopedia) ArchimedesArchimedesärkĭmēˈdēz [key], 287–212 b.c., Greek mathematician, physicist, and inventor. He is famous for his work in geometry (on the circle, sphere, cylinder, and parabola…

Homework Center: U.S. Presidents

Subjects » Geography » History » Language Arts » Mathematics » Science » Social Studies Homework Skills Writing | Research Speaking & Listening Studying Reference Sources…

Homework Helper: Writing Skills

Writing Skills Write a First Draft Every essay or paper is made up of three parts: Introduction Body Conclusion The introduction is the first paragraph of…

Homework Helper: Writing Skills

Writing Skills Revise the First Draft Try to set aside your draft for a day or two before revising. This makes it easier to view your work objectively and see any gaps or…