>I plotted some interesting light cones with Mathematica so I linked >them together and started building a tutorial for issues in causality >in General Relativity. Hopefully I shall go through the Hawking Penrose >theorems using compelling visual examples in beautiful colors but right >now I'm just up to showing the slight causal ambiguity induced by >multiple imaging in gravitational lensing. > >Send comments to: >patricia@theory.caltech.edu
"The journal *Classical and Quantum Gravity* from Institute
of Physics Publishing is now available via E-mail as well as
gopher and World Wide Web.
Listserver: listserver@listproc.ioppublishing.co.uk
For instructions, send a message containing
only the text 'help'.
World Wide Web: http://www.iop.org/
>For more details, software ftp sites, times, reflector >sites... please see: > http://wwwpub.utdallas.edu/~joe/lp/ > >If you would like to hook up your UNIX machine into our >reflector network, please send email to Billy Barron >(billy@utdallas.edu) and CC: me (joe@utdallas.edu). > >CU-Soon from Beijing. -Joe Izen
>To subscribe to the server, send an E-mail message to >"neutron-request@anl.gov" leaving the subject header blank. In the body >of the message, type > >SUBSCRIBE >QUIT > >and that's all. The QUIT command insures that the mail server ignores >subsequent text (e.g. signatures etc). When you have subscribed, you will >receive a welcome message which lists other commands you can use to obtain >information about the server.
