Mathematics term for an unknown variable, typically denoted by x, y, etc.
In this equation, there are two unknowns, x and y.
yuan (Chinese currency)
The basic unit of currency in China.
In China, the renminbi yuan is used.
Taiwan dollar
Refers to the New Taiwan dollar; often used in compounds like 台湾元.
See also: 台湾元
The Taiwan dollar is the currency of Taiwan.
Historical Chinese dynasty (1271–1368), also known as the Mongol dynasty.
The Yuan dynasty was part of the Mongol Empire.
The elements of set A are 1, 2, and 3.
lively; energetic; full of spirit · healthy; well; in good health
dimension · perspective; level; point of reference
restoration; return; giving back · reduction; deoxidation
restoration; reconstruction; restitution
Japanese era name; imperial era name
marshal; admiral; general of the army
15th day of the 7th lunar month; last day of Bon lantern festival · mid-year gift; summer gift; Bon Festival gift
ringleader; main culprit · main cause; source
head of state; sovereign; ruler
renminbi; Chinese yuan
unitary; single element; single source or principle · one era; single era name · one unknown; one variable
tengen; center point of a Go board · Tengen era (978-983) · Tengen (Go title)
change of era; era name change
era; epoch · Common Era; AD
teaching unit; module
encouragement; pep talk; pick-me-up
common bean; green bean
pluralism; diversity
duality; binary
cheer up; pep up; encourage
elder statesman; doyen; veteran authority · genrō (Meiji-era elder statesman)
element; chemical element · classical element · origin; source
male coming-of-age ceremony · Edo-period married woman's appearance ritual
mid-year gift; summer gift
take care; stay well
15th day of the 1st, 7th and 10th lunar months · heaven, earth and man · January 1; New Year's Day · ternary
15th day of the 1st lunar month
15th day of the 10th lunar month
elder statesman; founding father
archetype (Jungian)
The kanji 元 originally means 'origin' or 'source'. Its use for 'yuan' (currency) and 'Yuan dynasty' is derived from Chinese. The mathematical senses are extensions of the idea of a fundamental unit or element.