Cordeliers. 1790-4. French moderate revolutionaries. Met at convent. Petitioned vs king. Most executed. Marat.

Countess of Huntingdon’s Connexion. 1746-. Methodist Calvinistic sect.

Crookes, William. 1832-1919. English physicist. Invented Crookes tube. Discovered thallium. Radiometer.

Cubism. 1907. Braque and Picasso reduce painting to minimum geometric forms. Demoiselles d’Avignon, 1907. Term coined by Braque 1909.

Cyril and Methodius, Sts. -c869/885. Apostles of Slavs. Translated liturgy, invented Cyrillic alphabet.

Demeter. Greek goddess of agriculture = Ceres.

Demetrius II. Syrian King 145~125BC. Freed Jews from Syrian taxes.

Desargues, Girard. 1591-1661. French geometrician.

Descartes, René. 1596-1650. French Rationalist philosopher, physician, mathematician. Cartesian coordinates. Discourse on Method 1637. “Cogito ergo sum”-I think, therefore I am. Analytical Geometry 1636. Meditations 1641. Principia Philosophica 1645.

DeSmet, Pierre. 1801-73. French missionary to US. Mediator between settlers, Indians.

Diophantus. 3C. Greek mathematician. Arithmetica First algebra text.

Donne, John. 1572-1631. English metaphysicist. Dean of St. Paul’s 1621-31. Elegies, Songs, Sonnets, Devotions. “No man is an island.”

Dornier, Claudius. 1884-1969. German aircraft designer. First all-metal airplane, 1911.

Eclecticism. 2C BC. Philosophical doctrine combining elements of various, sometimes contradictory, philosophies. Cicero.

Eleusinian Mysteries. Secret Greek ritual to honour Demeter and Persephone.

Emmet, Robert. 1778-1803. Leader of failed Irish nationalist uprising. Executed.

Ephesus, Council. 431. Nestor debates Cyril. Monophysitism adopted.

Epimetheus. Pandora’s husband.

Etruscans. Asian people in Tuscany 8C BC. Taken by Rome, 4-3C BC. Skilful metal workers. Strong navy, merchant traders. Tarquins.

Eucken, Rudolf. 1846-1926. German philosopher: personal ethics are more important than intellectual idealism.

Euclid. c300BC. Greek mathematician. Discovered plane geometry. Elements.

Euler, Leonhard. 1707-83. Swiss mathematician. Calculus, optics. Analytic geometry.

Fahrenheit, Gabriel. 1686-1736. German physicist, inventor of temperature scale 1712. Alcohol thermometer 1709. Mercury thermometer 1714.

Fibonacci, Leonardo. 1170-1240. Pisa mathematician. Book of Abacus 1202. Fibonacci Numbers 1203. Practica Geometrica 1220.

Five Dynasties. 907-60. China between T’ang and Sung dynasties. Upheaval stimulated arts. Art to represent metaphysical truth.

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