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Gemeinsame mathematischen Funktionen
Funktionen
Original:
Functions
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Grundlegende Bedienung
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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)
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
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Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
acosh(C99)
atanh(C99)
Fehler-und Gamma-Funktionen
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Error and gamma functions
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erf(C99)
erfc(C99)
lgamma(C99)
tgamma(C99)
Nächste ganze Zahl Fließkomma-Operationen
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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
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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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Defined in header <math.h>
float       log10f( float arg );
double      log10( double arg );
long double log10l( long double arg );
Berechnet den gemeinsamen (Basis 10) Logarithmus arg .
Original:
Computes the common (base 10) logarithm of arg.
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[Bearbeiten] Parameter

arg -
Floating-Point-Wert
Original:
floating point value
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[Bearbeiten] Rückgabewert

Basis 10 Logarithmus arg .
Original:
Base 10 logarithm of arg.
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Domain-Fehler tritt auf, wenn arg negativ ist. NAN wird in diesem Fall wieder .
Original:
Domain error occurs if arg is negative. NAN is returned in that case.
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Bereichs-Fehler tritt auf, wenn arg ist 0. -HUGE_VAL wird in diesem Fall wieder .
Original:
Range error occurs if arg is 0. -HUGE_VAL is returned in that case.
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[Bearbeiten] Siehe auch

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]
wirft eine Reihe an die angegebene Leistung (xy)
Original:
raises a number to the given power (xy)
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(Funktion) [edit]