# recursive

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Related to recursive: Recursive function, Recursive acronym

## recursive

[ri′kər·siv]
(mathematics)
Pertaining to a process that is inherently repetitive, with the results of each repetition usually depending upon those of the previous repetition.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

## recursion

In programming, the ability of a subroutine or program module to call itself. Recursion is used to write routines that solve problems by repeatedly processing the output of the same process. See recurse subdirectories, circular reference and recursive descent parser.
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References in periodicals archive ?
First, (37) describes a recursive Riccati equation for [??](k + 1 | k).
With the definition of recursion in mind, it is also important to define left-branching and right-branching recursive compounds.
Figure 4 shows recursive forecasts from the PMI model, and the 95% forecast confidence interval.
The recursive least squares estimation for the load inertia is finished until the number of estimation is equal to that of observational data.
To mention but a few, in [24], a finite-horizon recursive filter was designed for discrete-time-varying nonlinear system with stochastic nonlinearities and randomly occurring measurement delays which made the filtering error minimum at each sampling time.
Some distinctions are made also between iterative and recursive lookup procedures.
The forward recursive variable, [mathematical expression not reproducible](l), for a decoder with [M.sub.s] states at state l and time t is computed as follows [16] [17]:
Section 4 presents an explicit scheme of self-tuning control using the proposed recursive algorithm MRLS with [sigma]-modification to estimate the parameters of the system.
Secondly, the recursive form of the FMS smoother has not been developed.
Most of the output-only recursive identification methods are currently of the UPE type [9-13], which maybe not suitable for fast varying structures as they impose no "structure" upon their model parameters [10-12].
Innovative Romanian novelist Dumitru Tsepeneag raises the bar on recursive fiction in his latest novel to be translated into English, The Bulgarian Truck.
(2008) did propose an adaptive optimal control model that uses recursive least squares to estimate parameters, a fuzzy forgetting factor for varying operating conditions over time, and a genetic algorithm for optimizing using a fitness function.

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