462 



INDEX 



Clusters of experience, 89-90. 



Cohen, M. R., 37 and n., 38, 112 n., 

 126. 



Collective properties, 262. 



Compton, A. H., 379 and n., 380 n., 

 393, 397, 418, 419, 428-32, 436, 

 437. 



Comte, A., 8, 9 n., 409, 411, 412. 



Concepts; analysis of, Chap. XII; 

 list of theories of, 148; relation of 

 to data and knowing, 148-9; 

 theories of, Chap. VIII; and con- 

 structionalism, 158-60; and con- 

 ventionalism, 160-3; and logical 

 positivism, 164-7; and measure- 

 ment, 114-5; and operationalism, 

 154-8; and scientific realism, 167- 

 70; and strict empiricism, 151-4; 

 see Symbols. 



Concretive techniques, 190-1. 



Confirmation, 222, 223-30; and per- 

 ception, 224-5; and probability, 

 361. 



Connexity, 258. 



Construction; method of, 185, 215, 

 297; techniques of, 187, 188, 189- 

 92; and explanation, 186. 



Constructionalism, 148, 158-60, 170. 



Content of symbols, 237; difficulties 

 in ascertaining, 245-50. 



Continuum, 260. 



Conventionalism, 148, 150, 160-3, 

 170. 



Correlation, 123-4, 184, 297, 300-1; 

 in descriptive science, 138-9; see 

 Law; Functional correlation. 



Creative evolution, 451-5. 



Creighton, J. A., 126, 230. 



D'Abro, A., 306 n., 307 n., 309 n., 

 311. 



D'Alembert, J. L., 249. 



Dante, 433. 



Dantzig, T., 278. 



Data, 80-1, 101-2; difficulty of 

 getting, 125-6; variably given, 131- 

 4, 243-4; see Descriptive tech- 

 niques; Given. 



Definition; function of, 1; in explan- 

 atory science, 210; nature of, 248; 

 need for, 68; on empirical level, 244. 



Dense series, 259-60. 



Descartes, 180. 



Description; definition of, 120; and 

 explanation, 197-200; vs. explana- 

 tion, 8-11; see Symbolism of data; 

 Descriptive techniques. 



Descriptive science, Chap. VII; def- 

 inition of, 134; difficulty of deter- 

 mining, 131-2; existence of, 128-9, 

 145-6; extensional features of, 

 130-9; intensional features of, 139- 

 45; method of, 134-5; more or less 

 descriptive, 131-4; non-explana- 

 tory, 144-5; order of elements in, 

 139-41; propositions of, 141-2; 

 sensitive to new discoveries, 143-4; 

 structure of, 139-40; symbolic 

 nature of, 130-1; and science, 144; 

 and scientific law, 138-9. 



Descriptive techniques, Chap. VI; 

 classification of, 104; function of, 

 103-4; see Data; End-object; Phys- 

 ical medium; Sense organs; State 

 of mind. 



Determinism, 376-8, 380, 381-2; 

 see Human freedom; Indetermin- 

 ism. 



Dewey, J., 60, 146. 



Dingle, H., 183, 184 n., 185. 



Discovery, 107; experiments of, 107, 

 225; see Logic of discovery; Psy- 

 chology of discovery; Scientific 

 discovery. 



Discrete series, 259. 



Distributive properties, 262. 



Dotterer, R. H., 146. 



Ducasse, C. J., 384. 



Eaton, R. M., 60, 68 and n., 77, 

 248 n. 



Eckart, Carl, 286 n., 379 n. 



Eddington, A. S., 15, 16 n., 28, 85 

 and n., 87, 97, 100, 101, 102, 110, 

 117, 192, 241, 247, 288, 296, 306 n., 

 310 n., 373 and n., 379 and n., 



