Lord [name and surname] is the honorific for the younger sons of dukes and marquesses (firstborn sons commonly use a courtesy title, one of their fathers' more junior titles; the children of earls and peers below that rank use the honorific The Honourable).
Etymology. Greek mathematician Pythagoras (c.570-c.495 BC), who did something mathematical. The word mathematics comes from the Greek Î¼Î¬Î¸Î·Î¼Î± (mathÄma), mÃ¡thÄma which means in Ancient greek what one, learns what one gets to, know hence also study and, science and in Modern greek just. lesson
Scientific terminology was adapted with the composition of scientific works in Persian during the 4th/10th and 5th/11th centuries. Literary language, including abstract words and the majority of Arabic infinitives (maá¹£dar) and verbal nouns (esm-e maá¹£dar), was first utilized during the 5th/11th and 6th/12th centuries.