466 



INDEX 



Nagel, E., 112 n. 



Nature, 103, 144-5. 



Nature of reality, problem of, 480-1, 

 Chap. XX; ambiguity of, 440-1; 

 general character of, 439-42; in- 

 evitability of, 439-40; religious 

 aspect of, 441-2; and more critical 

 problems, 459. 



Necessity in scientific law, 359, 363-5. 



Needham, J., 437. 



Neuman, C, 319. 



Newton, Isaac, 5, 176, 180, 183, 219, 

 281, 282 n., 319, 322, 323, 324, 328 

 and n., 329, 334, 428. 



Newtonian time, 281-9, 317; con- 

 tinuity of, 282-4; derivation from 

 empirical time, 296-303; homo- 

 geneity of, 285-6 ; infinity of, 284-5 ; 

 isotropy of, 286-9; objectivity of, 

 281-2; singleness of, 282. 



Newton's laws of motion, 528- 

 31. 



Nicod, J., 222 n., 351, 360, 361, 362, 

 363, 384. 



Nomic necessity of law, 364-5. 



Non-Euclidean geometry, 24. 



Normal observation, 98-100, 116-8. 



Number, 253, 260-71; dual reference 

 of, 260-1; empirical foundation of, 

 260-6; operational derivation of, 

 266-7; postulate system for, 269; 

 scientific content of, 267-71. 



Objects, 89, 104, 106, 110; see End- 

 object. 



Observation, 56-7, 225-6, 229-30; 

 see Perception. 



Ogden, C. K., 62 n., 63, 67 n., 77. 



Operationalism, 148, 154-8, 170. 



Operators, 92-101; normal, 98- 

 100. 



Order, 253, 254-60; empirical founda- 

 tion of, 254-6 ; Huntington's postu- 

 lates for, 258-60; operational deri- 

 vation of, 256-7; requirements for, 

 254-6; scientific content of, 257- 

 60; see Ordering of events. 



Ordering of events, 122-3, 184; in 



descriptive science, 137-8; in ex- 

 planatory science, 189-90, 208. 

 Ostwald, W., 74. 



Parker, D. H., 291 n., 311. 



Particle, 317, 328, 342-3, 344. 



Pasteur, L., 180. 



Patrick, G. T. W., 14 and n., 20. 



Paulsen, F., 20. 



Pearson, K., 8, 132 n., 148, 150, 151- 

 4, 157, 158, 163, 165, 167, 171, 252, 

 329 n., 351, 384. 



Peirce, B., 253. 



Peirce, C. S., 72 and n., 77, 384, 399, 

 405, 409, 410-2, 415, 416, 417. 



Perception, Chap. \;A-M-B-P-0 

 analysis of, 89-102; definition of, 

 81, 88, 101-2; in verification, 224- 

 5; positivistic theory of, 84-6, 87; 

 representative theory of, 81-3, 

 86-8; subjectivistic theory of, 85, 

 87, 102; and scientific realism, 88- 

 102; see Awareness; Knowing; Ob- 

 servation. 



Perceptual act, see Perception. 



Philosophers and science, 36-7. 



Philosophy, Chap. I; as clarification 

 of ideas, 11-3; as critique of 

 science, 23-4, 26-7, 31-2, 33; as 

 description of values, 13-5; as 

 explanation, 8-11; as intuition, 

 18-20; as qualitative, 15-8; nar- 

 rowing of, 6. 



Philosophy and science, Chap. I; 

 antagonism of, 6-8; reconciliation 

 of, 21-3; separation of, 4-6; supple- 

 mentary character of, 8, 10-1. 



Philosophy of science, Chap. II; as 

 logic of science, 34; as metaphysics 

 of science, 34-5; as speculation 

 about science, 33-4; contributors 

 to, 28; controversies in, 170-1; 

 courses in, 28; emergence of, 21-8; 

 general character of, 35-8; method 

 of, 37-8; problems of, 28-9, 31-2, 

 33-5. 



Physical medium, 90-101; control of, 

 109-15; see Measurement. 



