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std::fisher_f_distribution

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C++
 
Numeri libreria
Comuni funzioni matematiche
Virgola mobile ambiente
I numeri complessi
Array numerici
Pseudo-casuale generazione
In fase di compilazione aritmetica razionale (C++11)
Generici operazioni numeriche
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Generic numeric operations
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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
Pseudo-casuale generazione
Motori e adattatori del motore
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Engines and engine adaptors
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linear_congruential_engine(C++11)
mersenne_twister_engine(C++11)
subtract_with_carry_engine(C++11)
discard_block_engine(C++11)
independent_bits_engine(C++11)
shuffle_order_engine(C++11)
Generatori
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Generators
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random_device(C++11)
Distribuzioni
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Distributions
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Distribuzioni uniformi
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Uniform distributions
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uniform_int_distribution(C++11)
uniform_real_distribution(C++11)
generate_canonical(C++11)
Bernoulli distribuzioni
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Bernoulli distributions
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bernoulli_distribution(C++11)
binomial_distribution(C++11)
negative_binomial_distribution(C++11)
geometric_distribution(C++11)
Poisson distribuzioni
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Poisson distributions
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poisson_distribution(C++11)
exponential_distribution(C++11)
gamma_distribution(C++11)
weibull_distribution(C++11)
extreme_value_distribution(C++11)
Distribuzioni normali
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Normal distributions
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normal_distribution(C++11)
lognormal_distribution(C++11)
chi_squared_distribution(C++11)
cauchy_distribution(C++11)
fisher_f_distribution(C++11)
student_t_distribution(C++11)
Distribuzioni di campionamento
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Sampling distributions
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discrete_distribution(C++11)
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piecewise_linear_distribution(C++11)
Seed Sequenze
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Seed Sequences
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seed_seq(C++11)
Libreria C
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C library
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rand
srand
RAND_MAX
 
std::fisher_f_distribution
Membri funzioni
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Member functions
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fisher_f_distribution::fisher_f_distribution
fisher_f_distribution::reset
Generazione
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Generation
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fisher_f_distribution::operator()
Caratteristiche
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Characteristics
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fisher_f_distribution::param
fisher_f_distribution::min
fisher_f_distribution::max
Non membri funzioni
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Non-member functions
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operator==
operator!=
operator<<
operator>>
 
Elemento definito nell'header <random>
template< class RealType = double >
class fisher_f_distribution;
 (dal C++11)

The fisher_f_distribution class is a RandomNumberDistribution that produces random numbers according to the f-distribution:

p(x;m,n) = None
Γ((m+n)/2)
Γ(m/2) Γ(n/2)
(m/n)m/2
 x(m/2)-1
 (1+None
mx
n
)-(m+n)/2

m and n are the gradi di libertà.

Indice

[modifica] Membri tipi

Membro tipo
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Member type
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 Definition
result_type RealType
param_type
il tipo di set di parametri, non specificato
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the type of the parameter set, unspecified
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[modifica] Membri funzioni
costruisce nuova distribuzione
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constructs new distribution
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(metodo pubblico) [modifica]
ripristina lo stato interno della distribuzione
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resets the internal state of the distribution
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(metodo pubblico) [modifica]
Generazione
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Generation
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genera il successivo numero casuale nella distribuzione
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generates the next random number in the distribution
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(metodo pubblico) [modifica]
Caratteristiche
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Characteristics
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restituisce i primi gradi di libertà dei parametri di distribuzione (m)
Original:
returns the first degrees of freedom distribution parameter (m)
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(metodo pubblico) [modifica]
restituisce i gradi secondi di parametro libertà distribuzione (n)
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returns the second degrees of freedom distribution parameter (n)
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(metodo pubblico) [modifica]
ottiene o imposta l'oggetto parametro di distribuzione
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gets or sets the distribution parameter object
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(metodo pubblico) [modifica]
restituisce il valore minimo potenzialmente generato
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returns the minimum potentially generated value
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(metodo pubblico) [modifica]
restituisce il valore massimo potenzialmente generato
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returns the maximum potentially generated value
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(metodo pubblico) [modifica]

[modifica] Non membri funzioni
confronta due oggetti di distribuzione
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compares two distribution objects
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(funzione) [modifica]
esegue flusso di ingresso e di uscita sul pseudo-casuale distribuzione numerica
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performs stream input and output on pseudo-random number distribution
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(funzione) [modifica]

[modifica] Esempio

This section is incomplete
Reason: no example

[modifica] Collegamenti esterni

Weisstein, Eric W. "F-Distribution." Da MathWorld - Una risorsa Web Wolfram.
Original:
Weisstein, Eric W. "F-Distribution." From MathWorld--A Wolfram Web Resource.
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