x02aj returns ε, the value machine precision.

Syntax

C#
public static double x02aj()

Visual Basic (Declaration)
Public Shared Function x02aj As Double

Visual C++
public: static double x02aj()

F#
static member x02aj : unit -> float

Return Value

x02aj returns ε, the value machine precision.

Description

x02aj returns machine precision, computed as ε = 12 × b1-p , where b is the arithmetic base (see x02bh) and p is the number of significant base-b digits (see (x02bj not in this release)).

It is important to note that the definition of ε here differs from that in ISO (1997).

References

ISO (1997) ISO Fortran 95 programming language (ISO/IEC 1539–1:1997)

Error Indicators and Warnings

None.

Accuracy

None.

Further Comments

None.

Syntax

Return Value

Description

References

Error Indicators and Warnings

Accuracy

Further Comments

See Also