Math387.Ln / Lnf Method

Math387

Overload List

#SignatureDescription
1function Ln(const X: TCplx): TCplx;Natural logarithm.
2function Ln(const X: TSCplx): TSCplx;
3function Ln(const Src: Double): Double;
4function Ln(const Src: Integer): Double;
5function Ln(const Src: Int64): Double;
6function Ln(const Src: Single): Single;
7function Lnf(const Src: Integer): Single;
8function Lnf(const Src: Int64): Single;
9function Lnf(const X: Single): Single;e^x function.

Overload 1: function Ln(const X: TCplx): TCplx;

Natural logarithm.

#NameTypeDescription
1XTCplx

Returns: TCplx (complex) - Returns the natural logarithm of X.

See Also: Math387.Exp, Math387.Expj

Overload 2: function Ln(const X: TSCplx): TSCplx;

#NameTypeDescription
1XTSCplx

Returns: TSCplx

Overload 3: function Ln(const Src: Double): Double;

#NameTypeDescription
1SrcDouble

Returns: Double

Overload 4: function Ln(const Src: Integer): Double;

#NameTypeDescription
1SrcInteger

Returns: Double

Overload 5: function Ln(const Src: Int64): Double;

#NameTypeDescription
1SrcInt64

Returns: Double

Overload 6: function Ln(const Src: Single): Single;

#NameTypeDescription
1SrcSingle

Returns: Single

Overload 7: function Lnf(const Src: Integer): Single;

#NameTypeDescription
1SrcInteger

Returns: Single

Overload 8: function Lnf(const Src: Int64): Single;

#NameTypeDescription
1SrcInt64

Returns: Single

Overload 9: function Lnf(const X: Single): Single;

e^x function.

#NameTypeDescription
1XSingle

Returns: Single - Returns the value of e raised to the power of X, where e is the base of natural logarithm.