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
Math and maths are generally accepted abbreviations of mathematics. The only difference between them is that math is preferred in the U.S. and Canada, while maths is preferred in the U.K., Australia, India, and most other English-speaking areas of the world. We cannot say that either of them are correct or incorrect.