194 



INDEX 



Iatrochemistry, Hindu, 147 



Ibn * * *, see under part of name 



following ibn 

 Iconography, 173 

 Ideas, history of, 41 

 Imhotep, 138 

 Imperialism, 61 

 Incubation rites, 140 

 India, origin of numeral system 



(probably), 6; science in, 135 

 Industrial needs, 37 

 Intellectual evolution, general laws 



of, 52 

 Invention, 37, 53 

 Inventions, technical, 37 

 Iran, 146 

 3sis, 15, 169 

 Islam, intellectual conditions of, 112 



Jabir ibn Aflah, 153 

 Jabir ibn Haiyan, 149 

 Jacobi, K. G. J., 96 

 Jazla, ibn, 149 

 Jerusalem, capture of, 146 

 Jesus Christ, 62, 144, 184 

 Jesus, Life of, 110, 112 

 John of Seville, 155 

 John XXI, Pope, (Peter of Spain), 

 157 



Kamal al-Din ibn Yunus, 153 

 al-Karkhi, 153 

 Khaldun, ibn, 151, 153 

 Khallikan, ibn, 153 

 al-Khazini, 153 

 Kidinnu, 140 



Knowledge, making of, a cumulative 

 process, 40 



La Bruyere, J. de, 181-182 

 Laffitte, P., 31 

 Lagrange, J. L., 86 

 Lamprecht, K., 52 

 al-Latif, c Abd, 153 

 Launay, L. de, 36 

 Lavoisier, A. L., 62 



Leonardo da Vinci, See Vinci, Leon- 

 ardo da 

 Leonardo of Pisa, 6 

 Levi Ben Gershon, 159 

 Lewes, G. H., 117, 121-122 

 Life of Jesus, 110, 112 

 Local value, principle of, 5 

 Logarithms, 10 

 Logic, Greek, 147 

 Longitudes, determination of, 32 

 Louis-Philippe, 92-93 

 Louis XV, 179-180 

 Lull, R., 158 



Mach, Ernst, 47, 50, 56 



Machine, invention of, 53 



Maimonides, 149, 159 



al-Ma'mun, 147 



Mankind, unity of, 63 



Manning, H. P., 137 



al-Mansur, 147 



al-Maqrizi, 153 



Marcus Aurelius, 105 



Margaret of Valois, 103 



Marx, K., 53 



Materialism, historical, 53 



Mathematics, 75; See also: Equa- 

 tions, Fractions, Numerals, etc. 



Mathematical knowledge, among 

 Muslims and among Christians, 

 152 



Maurice, Prince of Nassau, 9 



Mayan numeral system, 5 



Mecca, Pilgrimage to, 149 



Mechanics, 72; See also: Dynamics, 

 Hydrodynamics 



Medical ideas, evolution of, 36 



Medical plants, origin of, 42 



Medici, 66 



Medicine, 37; history of, 15 ff, 19, 

 46; social, 27; Greek, 138, 147; 

 Egyptian, 138 



Mesopotamia, science in, 135 



Metric system, 11, 35 



Michelangelo, 69 



Mines, 36 



