596 SUBJECT INDEXuniformly difform motion, 330
unique factorization, 200
unique factorization domain. 458
unit, 3, 30, 341
unit price, 138
United Nations, 28
United States, 38
United States Military Academy, 62
universe, 541
University College, 529
University of Adelaide, 70
University of Amsterdam, 555
University of Auckland, 70, 71
University of Berlin, 72
University of Bologna, 83
University of Bonn, 369
University of Breslau, 193
University of California, 530
University of Canterbury, 71
University of Chicago, 67, 103
University of Erlangen, 97
University of Gottingen, 77, 94, 97, 192, 386
University of Helmstedt, 192
University of Iowa, 102
University of Jena, 90
University of Kazan', 344
University of London, 29, 77, 88
University of Melbourne, 70
University of Michigan, 65, 67
University of Moscow, 73, 504
University of Otago, 71
University of Padua, 61
University of Pavia, 339
University of Pennsylvania, 100
University of South Dakota, 102
University of St. Petersburg, 73
University of Stockholm, 73
University of Sydney, 70
University of Tasmania, 71
University of Toronto, 68
University of Virginia, 101
University of Wisconsin, 300
Uranus, 86
urn model, 516, 526, 539
utility, 532
Uzbekistan, 55
Valmiki Ramayana, 114
Vandermonde determinant, 444
vanishing point, 358
variable, random, 523
variance, 520
variety, 389
Vassar College, 101
vector, 452
vector calculus, 453
Vedas, 21, 22
Vega, 344
velocity, 330, 469
Venus, 37, 38, 125
Veronice, 6
vibrating membrane, 383, 480
vibrating string, 480, 496-497
Victoria University, 71
Vienna, 37, 60, 89
Viet Nam, 27, 50
vigesimal system, 121
Vija Ganita, 25, 178, 184, 421
vikalpa, 212-214
Vikings, 58
virtual certainty, 516
volume, 3, 7, 31, 129, 301wall paintings, 4
War and Peace, 78
wasan, 51, 57, 252, 267
Washington, D.C., 68
water, 271
wave equation, 477, 497, 498, 507
weak extremal, 481
weather forecasting, 531
weaving, 9
wedge product, 380
Weierstrass approximation theorem, 505, 506
Weierstrass M-test, 503
weight, 3, 7
well ordered, 549
Wellesley College, 103
Wesleyan Academy, 101
West Point, 62
Western Han Dynasty, 29, 405
Western Zhou dynasty, 29
width, 12
Wilson's theorem, 191
wolf bone, 6
Woolwich, 67
Worcester, Massachusetts, 67
World War I, 96
World War II, 96
XFL Football League, 216
xian (bowstring), 245
Xiangjie Jiuzhang Suan Fa, 31, 213
Xugu Suanjing, 414
Xugu Zhaiqi Suanfa, 214
Yale Babylonian Collection, 36, 243
Yale University, 65
yang, 11
Yang Hui Suan Fa, 31
Yangtze River, 246
yard,114
year, 15
sidereal, 127
tropical, 127
Yellow River, 246
yenri (circle theory), 254
ying, 11