- Look up
concave or
concavity in Wiktionary, the free dictionary.
Concave or
concavity may
refer to:
Concave lens
Concave mirror Concave function, the...
- In mathematics, a
concave function is one for
which the
function value at any
convex combination of
elements in the
domain is
greater than or
equal to...
- A
simple polygon that is not
convex is
called concave, non-convex or reentrant. A
concave polygon will
always have at
least one
reflex interior angle—that...
-
Convex and
Concave is a
lithograph print by the
Dutch artist M. C. Escher,
first printed in
March 1955. It
depicts an
ornate architectural structure with...
- analysis, a non-negative
function f : Rn → R+ is
logarithmically concave (or log-
concave for short) if its
domain is a
convex set, and if it
satisfies the...
- Log-
concave may
refer to:
Logarithmically concave function Logarithmically concave measure Logarithmically concave sequence This
disambiguation page lists...
- lens with two
concave surfaces is
biconcave (or just
concave). If one of the
surfaces is flat, the lens is plano-convex or plano-
concave depending on the...
-
Concave cake (Chinese: 凹蛋糕; pinyin: āodàngāo, half-cooked cake)
became po****r in
Chinese society after a
Taiwanese variety show
introduced it. The cake...
- R n {\displaystyle \mathbb {R} ^{n}} is
called logarithmically concave (or log-
concave for short) if, for any
compact subsets A and B of R n {\displaystyle...
- been
called the "
concave"
Hollow Earth hypothesis or skycentrism.
Cyrus Teed, a
doctor from
upstate New York,
proposed such a
concave Hollow Earth in 1869...
