584 SUBJECT INDEX
combinatory product, 380
comet, 521
compactness, 391
compass, 335
Compendium, 471
completeness, 537, 552, 555
completing the square, 423
complex number, 187
composite number, 165
composite ratio, 353
compound interest, 403
Comptes rendus, 550
computer program, 4
computers, 139
computing, 146
conchoid, 280-282
conditional probability, 524
conditioning, 8
cone, 276
frustum, 324
volume, 298
conformal mapping, 376, 380
Confucianism, 28
conic section, 46, 62, 304-310, 352, 394, 471
conical projection, 327
Conies, 55, 296, 315, 323, 335, 337
conjugate points, 481
connectedness, 390
connectivity of a surface, 384
conservation law, 475
conservation of energy, 385
consistency, 537, 552, 555
Constantinople, 43, 303, 317
constructivism, 547
continuity, 390
pointwise, 391
uniform, 391
continuum, 284, 390
continuum hypothesis, 547
convergence
Abel-Poisson, 501
coordinate system, 9
coordinates
barycentric, 368
Cartesian, 327, 352
homogeneous, 370
line, 370
point, 370
Copenhagen, 208
Copper Eskimo, 111
Cordoba, 332
corner (Egyptian square root), 400
corner condition, 483
cosecant, 260
coset, 448
cosine, 260, 268
Cosmos, 86
cotangent, 260
countable set, 549
counting, 3
counting board, 51, 135, 146, 253, 413
counting rods, 51, 135, 146, 198
Courant Institute, 69
Cours d'analyse, 498, 502
Cramer's paradox, 356
Cramer's rule, 356
Crelle's Journal, 73
Crete, 276
Crimean War, 87
cross-ratio, 356
Croton, 271
cube, 274, 275, 288
doubling, 274-279,313, 314,433, 435, 449
cube root, 414
cubic equation, 202, 206, 401, 417, 425, 437
cubit, 235, 239
cun, 248
cuneiform, 12, 13, 16, 35, 159, 265, 270
currency conversion, 428
curvature, 346, 469
Gaussian, 377, 395
geodesic, 379
curvature of a surface, 375
curves, homologous, 388
curvilinear problem, 280
Cutting Off of a Ratio, 305
cybernetics, 67
cycle, 460
cyclic quadrilateral, 263, 268
cycloid, 371, 465, 469
area, 466
tangent to, 465
cycloidal pendulum, 372, 373
Cyclops, 166
cyclotomic equation, 447
cylinder, 276, 303-304, 360
area, 238
volume, 298
Cyzicus, 288
Danish Academy of Sciences, 376
Data, 45, 55, 296, 323, 337, 429
De arte combinatoria, 214, 515
De configurationibus qualitatum et motuum,
331
De divina proportione, 358
De numeris datis, 429, 435
De quadratra arithmetica circuit, 203
De ratiociniis in ludo aletE, 514
De revolutionibus, 338
De Thiende, 144
De triangulis omnimodis, 60, 331, 338
decimal system, 143, 144, 146, 197
declination, 261
decumanus maximus, 327
Dedekind cuts, 206
Dedomena, 299