- irrational root, surd
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English-Tamil dictionary. 2014.
irrational root, surd
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surd — I. adjective Etymology: Latin surdus deaf, silent, stupid Date: 1610 1. lacking sense ; irrational < surd conceits of scripture s sense Thomas Jackson > 2. voiceless used of speech sounds II. noun … New Collegiate Dictionary
surd — [sʉrd] adj. [L surdus, deaf, dull, mute: used to transl. Gr alogos, irrational, lit., without reason] 1. Math. IRRATIONAL 2. Phonet. VOICELESS (adj. 6) n 1. an irrational number or quantity; specif., a root which can be expressed only… … English World dictionary
Surd — may be:* A voiceless consonant * An unresolved mathematical expression of an nth root, or an irrational number that can be expressed as such a root of a rational number * Surd, Hungary, a village in Zala county, Hungary * Surd evil is another… … Wikipedia
surd — 1550s, irrational (of numbers), from L. surdus unheard, silent, dull, possibly related to susurrus a muttering, whispering (see SUSURRATION (Cf. susurration)). The mathematical sense is from the use of L. surdus to translate Arabic (jadhr) asamm… … Etymology dictionary
surd — adj. & n. adj. 1 Math. (of a number) irrational. 2 Phonet. (of a sound) uttered with the breath and not the voice (e.g. f, k, p, s, t). n. 1 Math. a surd number, esp. the root of an integer. 2 Phonet. a surd sound. Etymology: L surdus deaf, mute … Useful english dictionary
irrational number — noun a real number that cannot be expressed as a rational number • Syn: ↑irrational • Hypernyms: ↑real number, ↑real • Hyponyms: ↑transcendental number, ↑algebraic number * * * Math. a … Useful english dictionary
surd — /sɜd/ (say serd) –adjective 1. Mathematics (of a quantity) not capable of being expressed in rational numbers; irrational. 2. Phonetics voiceless. –noun 3. Mathematics a surd quantity; a root the value of which is a non terminating decimal. 4.… …
Quadratic irrational — In mathematics, a quadratic irrational, also known as a quadratic irrationality or quadratic surd, is an irrational number that is the solution to some quadratic equation with rational coefficients. Since fractions can be cleared from a quadratic … Wikipedia
nth root — In mathematics, the nth root of a number x is a number r which, when raised to the power of n, equals x rn = x, where n is the degree of the root. A root of degree 2 is usually called a square root and a root of degree 3, a cube root. For example … Wikipedia
Square root of 5 — The square root of 5 is the positive real number that, when multiplied by itself, gives the prime number 5. This number appears in the formula for the golden ratio. It can be denoted in surd form as::sqrt{5}.It is an irrational algebraic number.… … Wikipedia
Nth root — In mathematics, an n th root of a number a is a number b such that bn = a . When referring to the n th root of a real number a it is assumed that what is desired is the principal n th root of the number, which is denoted sqrt [n] {a} using the… … Wikipedia
