The New Encyclopædia Britannica: L-ZEncyclopædia Britannica, 1992 - 32 pages |
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Page 283
... rules ) , all complex numbers of the form x + yi = x + iy = x + y√ - 1 were considered more generally . It was decided to add and subtract these by the rules of adding and subtracting separately the terms not involving i and the terms ...
... rules ) , all complex numbers of the form x + yi = x + iy = x + y√ - 1 were considered more generally . It was decided to add and subtract these by the rules of adding and subtracting separately the terms not involving i and the terms ...
Page 447
L-Z. The chain rule Babylo- nian and Egyptian knowledge The fourth basic rule , the chain rule , may be stated in the ... rules , together with formulas for the deriva- tives of the powers of x and the basic trigonometric func- tions of x ...
L-Z. The chain rule Babylo- nian and Egyptian knowledge The fourth basic rule , the chain rule , may be stated in the ... rules , together with formulas for the deriva- tives of the powers of x and the basic trigonometric func- tions of x ...
Page 552
... rules have a sound theoretical foundation , and often it is possible to make firm predictions regarding selection rules and intensities . APPLICATIONS The most obvious application of many of the branches of molecular spectroscopy is for ...
... rules have a sound theoretical foundation , and often it is possible to make firm predictions regarding selection rules and intensities . APPLICATIONS The most obvious application of many of the branches of molecular spectroscopy is for ...
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20th century Abelian group addition aesthetic Afghanistan agriculture Albania alcohol algae algebra animals basin called central centre ceremonial climate coast common complex numbers Congo contains Côte d'Ivoire countries crops cultivation culture dance defined desert developed drinking drug East eastern economic Egypt elements equations European example farm feet field Figure finite fish forest functor Igbo important Indians integers irrigation isomorphism Kabul Kenya Lake Lake Chad Lake Victoria land language lattice Lie algebra linear major mapping miles modern mountains Niger Nigeria Nile northern operations patterns percent period Plains plants Plateau polynomial population rainfall real numbers region ring ritual River Sahara savanna social soil South Africa southern Africa species subgroup Sudan Tanzania theory tion traditional tribes tropical United valley vector space vegetation village West Africa western x₁ Yoruba Zaire Zambia Zimbabwe