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Radon is a
chemical element; it has
symbol Rn and
atomic number 86. It is a
radioactive noble gas and is
colorless and odorless. Of the
three naturally...
- In mathematics, the
Radon–Nikodym
theorem is a
result in
measure theory that
expresses the
relationship between two
measures defined on the same measurable...
- In mathematics, the
Radon transform is the
integral transform which takes a
function f
defined on the
plane to a
function Rf
defined on the (two-dimensional)...
- In geometry,
Radon's theorem on
convex sets,
published by
Johann Radon in 1921,
states that: Any set of d + 2
points in Rd can be
partitioned into two...
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Radon-222 (222Rn, Rn-222,
historically radium emanation or
radon) is the most
stable isotope of
radon, with a half-life of
approximately 3.8 days. It...
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There are 39
known isotopes of
radon (86Rn), from 193Rn to 231Rn; all are radioactive. The most
stable isotope is 222Rn with a half-life of 3.8235 days...
- In
mathematics (specifically in
measure theory), a
Radon measure,
named after Johann Radon, is a
measure on the σ-algebra of
Borel sets of a Hausdorff...
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Johann Karl
August Radon ([
ˈʁaːdɔn]; 16
December 1887 – 25 May 1956) was an
Austrian mathematician. His
doctoral dissertation was on the
calculus of variations...
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Radon mitigation is any
process used to
reduce radon gas
concentrations in the
breathing zones of
occupied buildings, or
radon from
water supplies. Radon...
- up
Radon or
radon in Wiktionary, the free dictionary.
Radon is a
chemical element with
symbol Rn and
atomic number 86.
Radon may also
refer to:
Radon, Orne...
