Espacios de nombres
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modf

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< c‎ | numeric‎ | math

 
 
 
Funciones matemáticas comunes
Funciones
Original:
Functions
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Operaciones básicas
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Basic operations
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remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
nanf
nanl
(C99)
(C99)
(C99)
Funciones exponenciales
Original:
Exponential functions
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exp
exp2(C99)
expm1(C99)
log
log10
log1p(C99)
log2(C99)
Funciones de energía
Original:
Power functions
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sqrt
cbrt(C99)
hypot(C99)
pow
Funciones trigonométricas e hiperbólicas
Original:
Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
acosh(C99)
atanh(C99)
Error gamma y funciones
Original:
Error and gamma functions
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erf(C99)
erfc(C99)
lgamma(C99)
tgamma(C99)
Más cerca de las operaciones con enteros en coma flotante
Original:
Nearest integer floating point operations
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ceil
floor
round
lround
llround
(C99)
(C99)
(C99)
trunc(C99)
nearbyint(C99)
rint
lrint
llrint
(C99)
(C99)
(C99)
Funciones de punto flotante de manipulación
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Floating point manipulation functions
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ldexp
scalbn
scalbln
(C99)
(C99)
ilogb(C99)
logb(C99)
frexp
modf
nextafter
nexttoward
(C99)
(C99)
copysign(C99)
Clasificación
Original:
Classification
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fpclassify(C99)
isfinite(C99)
isinf(C99)
isnan(C99)
isnormal(C99)
signbit(C99)
Constantes Macro
Original:
Macro constants
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Defined in header <math.h>
float       modff( float x, float* iptr );
double      modf( double x, double* iptr );
long double modfl( long double x, long double* iptr );
Se descompone dado x valor del punto flotante en partes integrales y fraccionarios, cada uno con el mismo tipo y signo como x. La parte integral (en formato de coma flotante) se almacena en el objeto al que apunta iptr .
Original:
Decomposes given floating point value x into integral and fractional parts, each having the same type and sign as x. The integral part (in floating-point format) is stored in the object pointed to by iptr.
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Contenido

[editar] Parámetros

arg -
flotando valor en puntos
Original:
floating point value
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iptr -
puntero al valor de punto flotante para almacenar la parte integral
Original:
pointer to floating point value to store the integral part to
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[editar] Valor de retorno

La parte fraccionaria de x con el mismo signo que x. La parte integral se pone en el valor apuntado por iptr .
Original:
The fractional part of x with the same sign as x. The integral part is put into the value pointed to by iptr.
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[editar] Ejemplo

[editar] Ver también

(C99)
entero más cercano no es mayor en magnitud que el valor dado
Original:
nearest integer not greater in magnitude than the given value
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(función) [edit]