Fixed point

"Fixed point" has many meanings in science, most of them mathematical.

Fixed point (mathematics)
Fixed point combinator
Fixed-point arithmetic, a manner of doing arithmetic on computers
For “fixed points” in physics, see Renormalization group
Fixed points are necessary for a watercraft to be moored to a quay

In Mathematics, a fixed point (sometimes shortened to fixpoint) of a function is a point that is mapped to itself by the function In Computing, a fixed-point number representation is a Real data type for a number that has a fixed number of digits after (and sometimes also before the In Theoretical physics, renormalization group (RG refers to a mathematical apparatus that allows one to investigate the changes of a physical system as one views vessel is said to be moored when it is fastened to a fixed object such as a Pier, Quay or the seabed or to a floating object such as an anchor buoy

Dictionary

-noun

(mathematics) A value which is unchanged by a function or other mapping. Formally: a value x for which f(x) = x.^W
(computing) A fractional-number representation with a fixed number of digits after the decimal point. Compare floating point and integer.

-adjective

(computing) Pertaining to fixed point representations or operations.

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