[planet-announce] Updated PLaneT package: williams/science.plt for 4.x

This announces the availability of an updated package from PLaneT:

-------
Name:            science.plt
Package version: 4.6
Owner:           williams


Package Description
A collection of modules that provide functions for numerical computing.
Release Notes
Fixed a bug in ldexp and fcmp where a value used in unsafe fl operations was not protected.
-------

Go to 

http://planet.racket-lang.org/display.ss?package=science.plt&owner=williams

for more information.