Numerous mathematicians who have made contributions to the history of mathematics have hailed from the country of Wales. A mathematician is a person whose area of study and research is mathematics. ... The word mathematics comes from the Greek μάθημα (máthema) which means science, knowledge, or learning; μαθηματικός (mathematikós) means fond of learning. Today, the term refers to a specific body of knowledge - the rigorous, deductive study of numbers, shapes, patterns, and change. ... National motto: Cymru am byth (Welsh: Wales for ever) Waless location within the UK Official languages English(100%), Welsh(20. ...

• Robert Recorde, sixteenth-century inventor of the equals sign was from Tenby. As it has been suggested, "[h]is equals sign was an invention that, while slow in becoming universally adopted, is still perhaps the most fundamental thing ever invented by a person from Wales" ([1]).

• William Jones, born in Anglesey in 1675, was the first recorded mathematician to use the symbol pi in its present form in 1706, though it would not achieve widespread adoption until used by famed Swiss mathematician Euler.

• Bertrand Russell, perhaps the most influential British thinker of the twentieth century, though more properly a philosopher than a mathematician, was of English descent but born in Monmouthshire.

Robert Recorde (c. ... (15th century - 16th century - 17th century - more centuries) As a means of recording the passage of time, the 16th century was that century which lasted from 1501 to 1600. ... The equal sign, equals sign, or = is a mathematical symbol used to indicate equality. ... Harbour of Tenby in Nov, 2001 Tenby (Welsh: Dinbych-y-Pysgod, fortlet of the fishes) is a town in Pembrokeshire, west Wales, lying on Carmarthen Bay. ... William Jones is a common name, especially in Wales, and there have been several well-known individuals of this name, including: William Jones (judge) (1566-1640) William Jones (Great Britain statesman), Attorney General for England and Wales during the 17th century Sir William Jones (mathematician) (~1675-1749), father of Sir... [The Isle of] Anglesey or Anglesea (Welsh: [Ynys] Môn, pronounced as U-niss Mawn, in IPA), is an island and county at the north western extremity of North Wales. ... Events January 5 - The Battle of Turckeim August 10 - Building of the Royal Greenwich Observatory began November 11 - Guru Gobind Singh becomes the Tenth Guru of the Sikhs. ... The minuscule, or lower-case, pi The mathematical constant π represents the ratio of a circles circumference to its diameter and is commonly used in mathematics, physics, and engineering. ... Events March 27 - Concluding that Emperor Iyasus I of Ethiopia had abdicated by retiring to a monastery, a council of high officials appoint Tekle Haymanot I Emperor of Ethiopia May 23 - Battle of Ramillies November 5 - The Dublin Gazette publishes its first edition. ... Leonhard Euler aged 49 (oil painting by Emanuel Handmann, 1756) Leonhard Euler (April 15, 1707 - September 18, 1783) (pronounced oiler) was a Swiss mathematician and physicist. ... Bertrand Russell Bertrand Arthur William Russell, 3rd Earl Russell, OM (18 May 1872 – 2 February 1970) was an influential British mathematician, philosopher, and logician, working mostly in the 20th century. ... The Thinker The Thinker ( French: Le Penseur) is one of Auguste Rodins famous bronze sculptures. ... (19th century - 20th century - 21st century - more centuries) Decades: 1900s 1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s The 20th century lasted from 1901 to 2000 in the Gregorian calendar (often from (1900 to 1999 in common usage). ... A philosopher is a person devoted to studying and producing results in philosophy. ... Monmouthshire (Welsh: Sir Fynwy) is a traditional county and principal area in south-east Wales. ...

References

CHAMBERS, Ll. G. Mathemategwyr Cymru (Welsh Mathematicians), Cyd Bwyllgor Addysg Cymru, 1994.