NORDMANN, I

Norero, II, 157.

Nourrisson, I, 112.

OccAM, I, 74, 154, 331.

Obrsted, II, 27, 418.

OsTWALD, I, 57, 73. 76, 154, 212, 213. II, 125, 190, 270, 306, 401.

Padoa, I, 122.

Painlevé, I, 27.

Paracblse, I, 121, 228, 289.

Parménide, I, 128, 168, 196, 198. II, 16, 63, 66, 76, 77, 93, 194, 223, 235, 314, 325, 326,381.

Pascal, I, 34, 163, 184, 209, 251, 273, 278. II, 12, 150, 151, 301, 368.

Passavant, II, 440.

Pasteur, I, 36, 241, 297. Il, 29, 271, 299, 307.

Paulus, II, 108.

Peano, I, 122.

Perrin, 1, 23, 39, 94, 207, 211, 212, 214, 215, 276, 311. II, 39, 69, 166, 188.

Petronievics, I, 62.

Philolaûs, II, 194.

PiAzzi, II, 42.

Pic de la Mirandole, II, 277.

Pictet, I, 33.

PiéRON, I, 38, 258, 260.

PlNEL, II, 33.

Planck, I, 7, 20, 27, 39, 40, 42, 43, 104, 105, 219, 220. II, 214, 338, 344,

Platon, I, 33, 3i, 53, 90, 94, 95, 114, 115, 121, 123, 124, 128, 136, 281, 302. II, 10, 52, 76, 141, 142, 146, 16S, 185,

Plitt, II, 87, 104, 105, 108, 430, 431, 435, 436, 437, 438, 439, 440, 441.

PoiNCARÉ (H.), I, 24, 27, 28, 36, 39, 1^2, 123, 140, 143, 179, 186, 206, 215, 255. II, 69, 219, 249, 311, 330.

PoiNGARÉ (L.), I, 23, 24, 214.

PoiNSOT, II, 332, 333, 344.

Poisson, II, 266.

Prenant, 1, 159, 239.

Prévôt, II, 85.

Priestley, I, 77, 78. II, 158, 273, 364, 387, 388, 389, 402, 403.

Proclus, I, 136.

Prout, I, 303.

Przibram, I, 239, 240.

Ptolémée, I, 109, 121. II, 185.

Pythagorb, I, 97, 143, 146, 171. II, 375.

Quenaud, II, 390.

QuiNCKE, I, 243

Rabaud, I, 258.

Radl, I, 157, 159, 228, 229.

Kankine, I, 48, 200, 321.

Rashdall, II, 385.

Ravaisson, II, 412.

Rayleigh (Lord), I, 12, 23, 42.

Réaumur, I, 129.

Rbgnault, II, 126.

Reid, II, 231, 248.

Rbinach (S.), II, 344.

Reinhart, II, 440.

Reinhold, II, 442.

Rbnan, I, 160. II, 288, 289, 412.

Rbnouvier, II, 16, 76, 179, 216, 221.

Rey (Jean), I, 76. II, 328.

RiCHTER, I, 33.

RiBHL, I, 61, 71, 149, 150. II, 338, 344.

RiEMANN, I, 55, 114, 127, 175, 182,197, 319. II, 344, 377, 444.

RiGNANO, I, 135.

RiTTER, II, 90.

Robert IIolkot, II, 385.

Robin, I, 124, 128.

Roentgen, I, 40, 41.

Roques, II, 80, 417.

Rosbnbbrgbr, II, 281.

RosBNKRANZ, II, 12, 15, 18, 32, 33, 36, J 43, 44, 47, 48, 55, 75, 87, 104, 105, ^ 115, 116, 117, 134, 144, 207,407, 408,

INDEX

RoTH, I, 38. II, 420.

Rousseau (J.-J.), II, 12, 57, 134.

RousTAN, I, 15. II, 232, 256, 258.

Roux (W.), I, 240.

ROZIBR, II, 400.

RUMBLER, I, 240. RUMFORD, I, 75. II, 33.

RussBLL (B.), I, 101, 110, 122, 334. II, 69, 197, 444.

RussELL (E.-S.), I, 160, 161.

RUTHBRFORD, I, 39, 218.

Sagnac, II, 191.

Sainte-Glaire Dbvillb, I, 212, 330.

Sarrau, II, 160.

ScHBELB, I, 77, 78. II, 364, 386, 387,

SCHEFFBL, I, 325.