Global positioning system
(GPS), 303, 303 (ill.)
Global Spectral Model, 314
Gnomon, 57, 61
Gödel, Escher, Bach: An
Eternal Golden Braid(Hof-
stadter), 454
Gödel, Kurt, 32
books about, 453, 454
formal logic system, 105
Golden Age of Logic, 33
incompleteness theorem,
113
mathematical logic, 107
Gold, 300
Gold bars, 48 (ill.)
Goldblum, Jeff, 457
“Golden Age of Logic,” 33
Golden ratio, 333–34, 334
(ill.), 335 (ill.), 453
The Golden Ratio: The Story
of Phi, the World’s Most
Astonishing Number
(Livio), 453
Goldstein, Rebecca, 453
Gonick, Larry, 454
Googol, 73
Googolplex, 73
Goudreau Museum of Math-
ematics in Art and Science,
448
Grain, 46
The Grapes of Math(Tang),
456
Graph of absolute, 197 (ill.)
Graphs, 192, 195, 196
Graunt, John, 28, 319
Great Internet Mersenne
Prime Search (GIMPS), 86
“Great paradox,” 31–32
Greatest common factor, 98
Greek calendars, 20
Greek foot, 45
Greek numerals, 418 (ill.)
Greeks, 15, 16, 166–68,
209–10
Greenwich, England,
415–16, 416 (ill.)
Greenwich Mean Time, 397,
398 (ill.)
Greenwood, Isaac, 68Gregory, James, 40
Gregory XIII (pope), 62
Gross Domestic Product
(GDP), 392
Gullette, Sean, 457
Gunter, Edmund, 357
Gutenberg, Beno, 301
Guthrie, Francis, 367H
Haberdasher’s problem, 424,
425 (ill.)
Haldane, John, 316
Half line, 172
Hall, Monty, 440
Halley, Edmond, 289, 319
Halley’s Comet, 289, 290
(ill.)
Hammurabi, 10
Hand-abacus, 348
Harappan civilization of the
Punjab, 44, 45
Harriot, Thomas, 94
Harris, Ed, 457
Hass, Joel, 367
Heart rate, 406–7, 407 (ill.)
Heartbeats, 439
Heat, 324
Heat index, 306, 306 (table)
Heat transfer, 326
Heaviside, Oliver, 328
Hebrew numerals, 418 (ill.)
Heim, Michael Henry, 456
Heisenberg Uncertainty
Principle, 282
Heisenberg, Werner Karl, 34,
282, 283
Hellenics, 16
Henlein, Peter, 59
Henry I (king of England),
44, 46
Heron of Alexandria, 16
Hertzsprung, Ejnar, 292
Hertszprung-Russell dia-
gram, 292
Herzstark, Samuel Jacob,
359
Hexadecimal system, 6
Hexagons, 180 (ill.)
Hieratic numerals, 12Hiero II of Syracuse, 19
Hieroglyphs, 12, 12 (ill.), 15
(ill.)
High Density Lipoprotein,
408, 409
Higher derivatives, 224–25
Hilbert, David, 32–33, 108,
127
Hindu-Arabic numerals, 23,
69–71, 418 (ill.)
Hipparchus of Rhodes, 16,
61, 287–88
Hippocrates of Chios, 16,
166
Histogram, 263, 265 (ill.)
Hoecke, Vander, 93
Hoffman, Paul, 453
Hofstadter, Douglas R., 454
Hollerith, Herman, 354,
358–59
Holomorphic functions, 241
Homogeneous linear system,
141
Hoover Dam, 331–32, 332
(ill.)
Horizontal asymptotes,
219–20, 220 (ill.)
Horse racing, 437
“House of Wisdom,” 21
How Big Is a Foot?(Myller),
456–57
Howard, Ron, 457
Hubble constant, 290
Hubble, Edwin, 290
Human body
blood pressure, 406, 406
(ill.)
body temperature, 405
cholesterol numbers,
407–9
exercise, 406–7, 407 (ill.)
heart rate, 406–7, 407
(ill.)
human age vs. dog and
cat ages, 408, 408
(table)
resting heart rate, 406
Human Genome Project,
317, 318
Humanities, 373
Humidity, 305
Hunayn ibn Ishaq, 21 493INDEX
Handy Math BM 8/19/07 5:18 PM Page 493