Re: [Gnuplot-bugs] non-integer roots of negative numbers

[Hans-Bernhard B. <HBB...@t-...>]

Paul Varkey wrote:

> Now, contrast this with the output produced by gnuplot ( try the command 
> : "plot 1/((3.43923-1.6*x**2)**(3/2))" (without quotes, ofcourse) ).

The problem is that the way you spelled it, this is an integer power. 
That's because you wrote 3/2 when you really meant 1.5.  But in gnuplot 
(and C), 3/2 equals 1.  It's that integer vs. floating-point thing.  See 
"help expressions" for the full story.