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pow

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C
 
Numerics
 
Gemeinsame mathematischen Funktionen
Funktionen
Original:
Functions
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Grundlegende Bedienung
Original:
Basic operations
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remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
nanf
nanl		(C99)
(C99)
(C99)
Exponentialfunktionen
Original:
Exponential functions
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exp
exp2(C99)
expm1(C99)
log
log10
log1p(C99)
log2(C99)
Power-Funktionen
Original:
Power functions
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sqrt
cbrt(C99)
hypot(C99)
pow
Trigonometrische und hyperbolische Funktionen
Original:
Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
acosh(C99)
atanh(C99)
Fehler-und Gamma-Funktionen
Original:
Error and gamma functions
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erf(C99)
erfc(C99)
lgamma(C99)
tgamma(C99)
Nächste ganze Zahl Fließkomma-Operationen
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)
Floating-Point-Manipulation Funktionen
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Floating point manipulation functions
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ldexp
scalbn
scalbln		(C99)
(C99)
ilogb(C99)
logb(C99)
Klassifizierung
Original:
Classification
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fpclassify(C99)
isfinite(C99)
isinf(C99)
isnan(C99)
isnormal(C99)
signbit(C99)
Makro Konstanten
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Macro constants
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definiert in Header <math.h>
float       powf( float base, float exp );
double      pow( double base, double exp );
long double powl( long double base, long double exp );
Berechnet den Wert von base potenziert exp oder iexp .
Original:
Computes the value of base raised to the power exp or iexp.
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[Bearbeiten] Parameter

base -
Basis als Fließkommazahl
Original:
base as floating point value
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exp -
Exponent als Fließkommazahl
Original:
exponent as floating point value
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iexp -
Exponenten als Integer-Wert
Original:
exponent as integer value
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[Bearbeiten] Rückgabewert

base erhöht durch Macht (exp oder iexp) .
Original:
base raised by power (exp or iexp).
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Domain-Fehler tritt auf, wenn base 0 ist und exp kleiner oder gleich ​0​. NAN wird in diesem Fall wieder .
Original:
Domain error occurs if base is 0 and exp is less than or equal to ​0​. NAN is returned in that case.
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Domain-Fehler tritt auf, wenn base negativ ist und exp ist kein ganzzahliger Wert ist. NAN wird in diesem Fall wieder .
Original:
Domain error occurs if base is negative and exp is not an integer value. NAN is returned in that case.
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Bereichs-Fehler tritt auf, wenn ein Überlauf stattfindet. HUGEVAL wird in diesem Fall wieder .
Original:
Range error occurs if an overflow takes place. HUGEVAL is returned in that case.
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[Bearbeiten] Siehe auch
Renditen e an die angegebene Leistung (ex) angehoben
Original:
returns e raised to the given power (ex)
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(Funktion) [edit]
berechnet natürlichen (base e) Logarithmus (zur Basis e) (ln(x))
Original:
computes natural (base e) logarithm (to base e) (ln(x))
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(Funktion) [edit]
berechnet Quadratwurzel (√x)
Original:
computes square root (√x)
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(Funktion) [edit]
(C99)
berechnet Kubikwurzel (3√x)
Original:
computes cubic root (3√x)
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(Funktion) [edit]
C++ documentation for pow
Von „https://de.cppreference.com/mwiki/index.php?title=c/numeric/math/pow&oldid=26063“