package to locate a GhostScript executable.  (This is

an enhanced version of a previously internal function there.)

rendered correctly on viewers which have access to Monotype

TrueType fonts (which are sometimes requested by journals).

gains accuracy in some cases, e.g., inside

There is more support to explore the system's idea of

system setting by name (and succeeds at least on Linux, OS X,

classes for date-times outside the 32-bit range

(before 1902 or after 2037): the existing workarounds are used on

other platforms.  (Note that time-zone information for post-2037

is speculative at best, and the OS services are tested for known

Unix-alike 64-bit platforms: however in several cases the

(for both architectures as from this version).

and friends now have support for arrays and

integer vector (for example, when called from

now works with longer inputs, from the 12

million previously supported up to 2 billion.  (

, the complex analogue of the routine used for the

input encoding is declared to be UTF-8, regardless of the

local encoding.  The UTF-8 encoding may now be declared using

Printing of date-times will make use of the time-zone

abbreviation in use at the time, if known.  For example, for Paris

For platforms which support it, there is also a component

recording the offset from GMT where known.

(On Windows, by default on OS X and optionally elsewhere.)

comprehensive version with closer conformance to the POSIX 2008

have a new argument to influence the treatment of embedded nuls.

Avoid duplicating the right hand side values in complex

assignments when possible.  This reduces copying of replacement

Also, a number of other changes to reduce copying of objects; all

contributed by or based on suggestions by Michael Lawrence.

optionally returns the updated model in an attribute

pace initialization which has been observed

to be more reliable close to non-stationarity: see

support reading of UTF-8 characters using

and related functions in a non-UTF-8 locale.

which by default labels differing components by names (if they