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Groups > comp.graphics.apps.gnuplot > #3780
| From | Karl Ratzsch <mail.kfr@gmx.net> |
|---|---|
| Newsgroups | comp.graphics.apps.gnuplot |
| Subject | Re: Draw circle with standard form? |
| Date | 2017-10-16 10:10 +0200 |
| Organization | solani.org |
| Message-ID | <os1pgu$8e7$1@solani.org> (permalink) |
| References | <60ca5673-4741-4fe6-b183-5c0cda561e14@googlegroups.com> |
Am 15.10.2017 um 17:41 schrieb Lawrence Bottorff: > Would it be possible to plot a circle in an x,y cartesian graph by just giving the standard form, i.e., (x - h)**2 + (y - k)**2 = r**2 ... or some variation thereof like a circle centered on (0,0) x**2 + y**2 = r**2 ? > Gnuplot is not a symbolic math package. It has to calculate the x and y values of each point on the circle from one independent variable that you can sample over the circumference. plot sample [th=0:2*pi] "+" us (r*cos(th)):(r*sin(th)) Karl
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Draw circle with standard form? Lawrence Bottorff <borgauf@gmail.com> - 2017-10-15 08:41 -0700
Re: Draw circle with standard form? Karl Ratzsch <mail.kfr@gmx.net> - 2017-10-16 10:10 +0200
Re: Draw circle with standard form? ruben safir <ruben@mrbrklyn.com> - 2017-10-24 17:41 -0400
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