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Unit propagation information


Unit propagation (UP) or Boolean Constraint propagation (BCP) or the one-literal rule (OLR) is a procedure of automated theorem proving that can simplify a set of (usually propositional) clauses.

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Unit propagation

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Unit propagation (UP) or Boolean Constraint propagation (BCP) or the one-literal rule (OLR) is a procedure of automated theorem proving that can simplify...

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DPLL algorithm

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necessary. Unit propagation consists in removing every clause containing a unit clause's literal and in discarding the complement of a unit clause's literal...

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Propagation constant

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strength or flux density. The propagation constant itself measures the dimensionless change in magnitude or phase per unit length. In the context of two-port...

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Radio propagation

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Radio propagation is the behavior of radio waves as they travel, or are propagated, from one point to another in vacuum, or into various parts of the...

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Backpropagation

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32832. Goodfellow, Bengio & Courville (2016, p. 217–218), "The back-propagation algorithm described here is only one approach to automatic differentiation...

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SAT solver

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analysis, clause learning, backjumping, a "two-watched-literals" form of unit propagation, adaptive branching, and random restarts. These "extras" to the basic...

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Arithmetic logic unit

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applied to all of the ALU inputs and, when enough time (known as the "propagation delay") has passed for the signals to propagate through the ALU circuitry...

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Velocity factor

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The velocity factor (VF), also called wave propagation speed or velocity of propagation (VoP or v P {\displaystyle v_{\mathrm {P} }} ), of a transmission...

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Chain propagation

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polymer chain react in each propagation step with a new monomer molecule transferring the reactive group to the last unit. Here the chain carrier is the...

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Wave

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field of two opposite waves) or a one-way wave equation for single wave propagation in a defined direction. There are two types of waves that are most commonly...

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Central processing unit

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A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer...

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Vegetative reproduction

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Vegetative reproduction (also known as vegetative propagation, vegetative multiplication or cloning) is a form of asexual reproduction occurring in plants...

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Multipath propagation

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In radio communication, multipath is the propagation phenomenon that results in radio signals reaching the receiving antenna by two or more paths. Causes...

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Sound

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not change). During propagation, waves can be reflected, refracted, or attenuated by the medium. The behavior of sound propagation is generally affected...

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Radio wave

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other applications. Different frequencies of radio waves have different propagation characteristics in the Earth's atmosphere; long waves can diffract around...

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Phase velocity

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radiation Dispersion (optics) Group velocity Propagation delay Shear wave splitting Wave propagation Wave propagation speed Planck constant Speed of light Matter...

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Hertz

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the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose...

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Boolean satisfiability problem

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HORN-SAT. It can be solved in polynomial time by a single step of the Unit propagation algorithm, which produces the single minimal model of the set of Horn...

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Metre

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(or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the...

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Wave vector

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the direction of wave propagation. A closely related vector is the angular wave vector (or angular wavevector), with a typical unit being radian per metre...

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Acoustic wave

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Acoustic waves are a type of energy propagation through a medium by means of adiabatic loading and unloading. Important quantities for describing acoustic...

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Espresso heuristic logic minimizer

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implementation of ESPRESSO-II for single output functions. It employs unit propagation as an additional optimization technique for the various algorithms...

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Local consistency

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arbitrary problem. Unit propagation Constraint programming Constraint logic programming Look-ahead (backtracking) Constraint Propagation - Dissertation by...

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Decibel

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The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B). It expresses the ratio of two values of a power or root-power...

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Spectral radiance

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denotes frequency. r1 denotes a unit vector, with the direction and sense of the geometrical vector r in the line of propagation from the effective source point...

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