Re: How create vertical line using Plot?

*To*: mathgroup at smc.vnet.net*Subject*: [mg104263] Re: How create vertical line using Plot?*From*: Bill Rowe <readnews at sbcglobal.net>*Date*: Sun, 25 Oct 2009 01:08:27 -0400 (EDT)

On 10/24/09 at 2:41 AM, davidfrick2003 at yahoo.com (davef) wrote: >How can I create a vertical line using the Plot command? >I can hack it using "y" = very big number times "x" but is there a >more elegant way to do it? Here are two ways: Plot[x, {x, 0, 1}, GridLines -> {{.5}, None}] Plot[x, {x, 0, 1}, Epilog -> {Line at {{.5, -.1}, {.5, 1.1}}}]