Namensräume
Varianten

    log1p

    Aus cppreference.com
    < c‎ | numeric‎ | math

    This page has been machine-translated from the English version of the wiki using Google Translate.

    The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here.

    Click here for the English version of this page

     
    C
     
    Numerics
     
    Gemeinsame mathematischen Funktionen
    Funktionen
    Original:
    Functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    Grundlegende Bedienung
    Original:
    Basic operations
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    remainder(C99)
    remquo(C99)
    fma(C99)
    fmax(C99)
    fmin(C99)
    fdim(C99)
    nan
    nanf
    nanl    		(C99)
    (C99)
    (C99)
    Exponentialfunktionen
    Original:
    Exponential functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    exp
    exp2(C99)
    expm1(C99)
    log
    log10
    log1p(C99)
    log2(C99)
    Power-Funktionen
    Original:
    Power functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    Trigonometrische und hyperbolische Funktionen
    Original:
    Trigonometric and hyperbolic functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    Fehler-und Gamma-Funktionen
    Original:
    Error and gamma functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    erf(C99)
    erfc(C99)
    lgamma(C99)
    tgamma(C99)
    Nächste ganze Zahl Fließkomma-Operationen
    Original:
    Nearest integer floating point operations
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    trunc(C99)
    nearbyint(C99)
    rint
    lrint
    llrint    		(C99)
    (C99)
    (C99)
    Floating-Point-Manipulation Funktionen
    Original:
    Floating point manipulation functions
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    ldexp
    scalbn
    scalbln    		(C99)
    (C99)
    ilogb(C99)
    logb(C99)
    Klassifizierung
    Original:
    Classification
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    fpclassify(C99)
    isfinite(C99)
    isinf(C99)
    isnan(C99)
    isnormal(C99)
    signbit(C99)
    Makro Konstanten
    Original:
    Macro constants
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
     
    definiert in Header <math.h>
    float       log1pf(float arg );
    double      log1p(double arg );
    longdouble log1pl(longdouble arg );
    Berechnet den natürlichen (Basis e) Logarithmus 1+arg. Diese Funktion ist genauer als der Ausdruck log(1+arg) wenn arg nahe Null ist .
    Original:
    Computes the natural (base e) logarithm of 1+arg. This function is more precise than the expression log(1+arg) if arg is close to zero.
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    [Bearbeiten]Parameter

    arg -
    Floating-Point-Wert
    Original:
    floating point value
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    [Bearbeiten]Rückgabewert

    ln(1+arg)

    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.
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.
    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.
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    [Bearbeiten]Siehe auch

    berechnet natürlichen (base e) Logarithmus (zur Basis e) (ln(x))
    Original:
    computes natural (base e) logarithm (to base e) (ln(x))
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    (Funktion)[edit]
    berechnet gemeinsamen (base 10) Logarithmus (log10(x))
    Original:
    computes common (base 10) logarithm (log10(x))
    The text has been machine-translated via Google Translate.
    You can help to correct and verify the translation. Click here for instructions.

    (Funktion)[edit]
    C++ documentation for log1p
    Von „https://de.cppreference.com/mwiki/index.php?title=c/numeric/math/log1p&oldid=26056“
    close