- In mathematics, a
square root of a
number x is a
number y such that y 2 =
x {\displaystyle y^{2}=
x} ; in
other words, a
number y
whose square (the result...
- Look up
root or
roots in Wiktionary, the free dictionary. A
root is the part of a plant,
generally underground, that
anchors the
plant body, and absorbs...
- for a
root of f. If f
satisfies certain ****umptions and the
initial guess is close, then
x 1 =
x 0 − f (
x 0 ) f ′ (
x 0 ) {\displaystyle
x_{1}=
x_{0}-{\frac...
-
root of a
number x is a
number r (the
root) which, when
raised to the
power of the
positive integer n, yields
x: r n = r × r × ⋯ × r ⏟ n factors =
x...
- In algebra, the
rational root theorem (or
rational root test,
rational zero theorem,
rational zero test or p/q theorem)
states a
constraint on rational...
- the
root cap
produces new
root cells that elongate. Then,
root hairs form that
absorb water and
mineral nutrients from the soil. The
first root in seed...
- the
root mean
square (abbrev. RMS, RMS or rms) of a set of
numbers is the
square root of the set's mean square.
Given a set
x i {\displaystyle
x_{i}}...
- analysis, a
root-finding
algorithm is an
algorithm for
finding zeros, also
called "roots", of
continuous functions. A zero of a
function f is a
number x such...
- sign,
root symbol, radix, or surd is a
symbol for the
square root or higher-order
root of a number. The
square root of a
number x is
written as
x , {\displaystyle...
-
x 0 2 +
x 1 2 +
x 2 2 − (
x 0
x 1 +
x 1
x 2 +
x 2
x 0 ) , S = s 1 3 + s 2 3 = 2 (
x 0 3 +
x 1 3 +
x 2 3 ) − 3 (
x 0 2
x 1 +
x 1 2
x 2 +
x 2 2
x 0 +
x...
