Re: non-integer passed to boolean operator

[Jaroslav Hajek]

On Thu, Jul 29, 2010 at 6:08 PM, yi lu <address@hidden> wrote:
> I have written the following script for a function. Each step is correct and
> I've checked the function itself is also correct. However, when I went to
> the final step, plot. it shows error.
> gnuplot> a(x)=91.25e-21*x
> gnuplot> b(x)=0.8125/x
> gnuplot> T1(x)=(sin((1-a(x))*b(x)))**2/((1-a(x))**2)
> gnuplot>
> T2(x)=(N*0.927*sin(b(x))*sin(a(x)*b(x))*sin((1-a(x))*b(x)))/(a(x)*(1-a(x)))
> gnuplot>
> T3(x)=(S*0.927*cos(b(x))*sin(a(x)*b(x))*sin((1-a(x))*b(x)))/(a(x)*(1-a(x)))
> gnuplot> T4(x)=0.5*0.86*(sin(a(x)*b(x)))**2/((a(x))^2)
> gnuplot> Y(x)=(0.08*T1(x)-d*0.2828*T2(x)+d*0.2828*T3(x)+(d**2)*T4(x))
> gnuplot> plot N=0, S=0, Y(x);plot N=0, S=1, Y(x)
>          non-integer passed to boolean operator
>
>

You are at the wrong list; this is Octave list, not Gnuplot. Most
likely your problem is the ^ operator, which is bitwise xor in
Gnuplot.


-- 
RNDr. Jaroslav Hajek, PhD
computing expert & GNU Octave developer
Aeronautical Research and Test Institute (VZLU)
Prague, Czech Republic
url: www.highegg.matfyz.cz