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Pseudorandom number generator (6829 bytes)
1: ... is an [[algorithm]] that generates a sequence of numbers, the elements of which are approximately indepen... 3: ...ratory]] once remarked, "The generation of random numbers is too important to be left to chance.<sup>[[#No... 5: ...ear congruential generator]]s, [[lagged Fibonacci generator]]s, [[linear feedback shift register]]s and [[gen... 8: ...tate twice, after which it will repeat forever. A generator that isn't periodic can be designed, but its memo... 18: ... unnoticeable to ridiculous. The [[RANDU]] random number algorithm used for decades on [[mainframe compute... Pseudorandom number sequence (537 bytes) 1: ... arithmetic process but is effectively a [[random number]] sequence for the purpose for which it is requir... 3: ...l state will repeat after a very long sequence of numbers. This can be proved using the [[pigeonhole princ... 5: ''See also:'' [[Pseudorandom number generator]]. List of pseudorandom number generators (20543 bytes) 2: [[Category:Pseudorandom number generators]] 3: The following '''[[pseudorandom number generator]]s''' are recommended for use in simulation. They... 6: =Generators= 8: ...le in speed to the other generators. The original generator used a default seed of 4357 and choosing s equal ... 11: ...nally equidistributed uniform pseudorandom number generator". ''ACM Transactions on Modeling and Computer Sim... Random number generator (4855 bytes) 1: ...sical device designed to generate a sequence of [[number]]s that does not have any easily discernable patt... 3: ==Computational versus physical random number generators== 5: ...d, is used in the algorithm to produce the random number. This seed is often based on the computer's loca... 7: A physical random number generator is based on an essentially random atomic or subat... 9: ... method called [[lavarand]] for generating random numbers using digital snapshots of [[lava lamp]]s ([[pat... Random number generator attack (7459 bytes) 3: The [[random number generator|random number generation]] (RNG) process can contribute greatly... 8: ==Poorly designed random number generators== 9: ...scape refused to reveal the details of its random number generation. The SSL RNG was fixed in later releas... 11: ==Attacks on software random number generators == 13: ...nents of a cryptosystem, a software random number generator should be designed to resist certain attacks. Ex... Hardware random number generator (26624 bytes) 1: ...ntal test. A quantum-based hardware random number generator typically contains an [[amplifier]] to bring the ... 3: Random numbers generators can also be obtained from macroscopic phenomena,... 5: ...]] described a way to use dice to generate random numbers for scientific purposes. Even though some gambl... 7: ...on than others). Whether a hardware random number generator is suitable for a particular application depends ... 9: == Contrast with pseudo-random number generators == Cryptographically secure pseudo-random number generator (6066 bytes) 1: ...tor''' ('''CSPRNG''') is a [[pseudo-random number generator]] (PRNG) with properties that make it suitable fo... 3: Many aspects of cryptography require random numbers, for example: 12: ...t sometimes, in practical situations, more random numbers are needed than there is entropy available. In s... 20: ...han 1/2. [[Andrew Yao]] proved in [[1982]] that a generator passing the next-bit test will pass all other pol... 22: ...be impossible to reconstruct the stream of random numbers prior to the incident. Also if there is an input... Pseudorandom noise (1444 bytes) 1: ...re of the standard tests for statistical [[Random number|randomness]]. 3: ...though it seems to lack any definite [[pattern]], pseudorandom noise consists of a deterministic [[sequence]] of... 9: Pseudorandom noise is used in some [[synthesizer|electronic mu... 13: ...f [[Correlation|correlating]] a locally generated pseudorandom sequence with the received [[signal (information ... 16: ... is one that has a spectrum similar to a [[Random number|random]] sequence of bits but is [[determinism|de... Signal generator (1581 bytes) 1: [[da:Tonegenerator]] 4: A '''signal generator''' is a box that usually includes one or more of:... 6: <tr><td>[[Image:Signal Generator.png]]</td></tr> 8: ...he [[audio frequency]] range (>20KHz), the signal generator will often include some sort of [[modulation]] in... 10: ...have generalized the oscillator as a type of unit generator (UG), where UGs are primitive modules that produc... Motor-generator (482 bytes) 1: ...ric motor]] mechanically coupled to an [[electric generator]]. 3: Motor-generators may be used for various conversions including: 9: For many purposes, motor-generators have now been replaced by [[semiconductor device... Pulse generator (1291 bytes) 1: '''Pulse generators''' can either be internal circuits or pieces of ... 3: ...analog circuitry in the output stage of the pulse generator. 5: With correct adjustment, pulse generators can also produce a 50% [[duty cycle]] [[square w... 7: ... used as the [[modulation]] signal for a [[signal generator]]. Electrical generator (6078 bytes) 1: ..."Generator" redirects here. For other uses, see [[generator (disambiguation)]]'' 3: ...rskii-30.jpg|thumb|right|200px|Early 20th century generators]] 4: An '''electrical generator''' is a device that produces [[electricity|electr... 8: ...ic induction or "influence". The [[Van de Graaff generator]] uses either of two mechanisms: 11: Electrostatic generators are inefficient and are useful only for scientif... Function generator (1576 bytes) 1: A '''function generator''' is a piece of [[electronic test equipment]] us... 3: Function generators usually generate a [[triangle wave|triangle wave... 7: Most function generators also contain a [[diode]] shaping [[circuit]] tha... 9: Function generators, like most [[signal generator]]s, may also contain an [[attenuator]], various m... Stereo generator (1030 bytes) 1: A '''stereo generator''' is an [[electronic device]] designed to [[enco... Unit generator (1204 bytes) 1: '''Unit Generators''' (or ''ugens'') are the basic formal unit in m... 3: ...form]]s or other [[shape]]s by calling a specific generator function). 5: The Unit Generator theory of sound synthesis was first developed and... Finite generator (143 bytes) 2: ...hich has a [[finite]] description of the internal generator state. Steam generator (1027 bytes) 1: ...ut of the steam generator(s) and on to the turbin generators. 5: A common way of inspecting steam generator tubing is by the non-destructive testing method o... 7: It is extremely difficult to explain the steam generators without going into detail about the primary cool... Generator (disambiguation) (315 bytes) 1: A '''generator''' refers to several things: 2: * an [[electrical generator]] 4: ...ming language]], a [[generator (computer science)|generator]] is a type of [[continuation]] that can be used ... Injunction generator (1543 bytes) 1: The Injunction Generator [http://ipnic.org] is a artistic software module ... 18: [http://www.ipnic.org/ Injunction Generator] I-field generator (2777 bytes) 1: ...first Universal Century mobile suit-sized I-field generators were feasible, if not cost-effective. 3: ...Zam]], piloted by [[Dozle Zabi]]. The two I-field generators protected the Big Zam from beam weapons. However... 5: A relative of the I-field generator appeared in the [[Gundam Wing|After Colony]] time... 7: The inverse of the I-field generator concept is the [[Gundam Seed|Cosmic Era]]'s [[Pha...
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