Re: Power Series for LogIntegral
- To: mathgroup at smc.vnet.net
- Subject: [mg45216] Re: Power Series for LogIntegral
- From: bobhanlon at aol.com (Bob Hanlon)
- Date: Sun, 21 Dec 2003 03:42:10 -0500 (EST)
- References: <bs1bgg$9n3$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Because at x=0 the first derivative is zero and higher order derivates are
indeterminate. Expand about x=2 or some other value.
Bob Hanlon
In article <bs1bgg$9n3$1 at smc.vnet.net>, drbob at bigfoot.com (Bobby R. Treat)
wrote:
<< Why doesn't Series return a power series?
Series[LogIntegral[x],
{x, 0, 1}]
SeriesData[x, 0,
{6/Log[x]^4 + 2/Log[x]^3 +
Log[x]^(-2) + Log[x]^
(-1)}, 1, 2, 1]