Uploads by Doctormatt

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This special page shows all uploaded files that have not been deleted; for those see the upload log.

File list
Date Name Thumbnail Size Description
04:15, 13 January 2025 LittlewoodPolynomialRootsDegree1-14.gif (file) 479 KB Uploaded own work with UploadWizard
05:36, 18 August 2021 L(2,1)-coloring of C6.svg (file) 13 KB Remade with font Dejavu Sans for hopefully better result.
04:56, 1 June 2016 Bifolium01.svg (file) 49 KB User created page with UploadWizard
18:15, 16 May 2016 WattsCurve1.png (file) 16 KB  
18:00, 10 February 2015 CissoidExample01.svg (file) 22 KB User created page with UploadWizard
21:02, 17 September 2007 CissoidOfDiocles01.png (file) 7 KB {{Information |Description=A plot of the cissoid of diocles, with asymptote |Source=self-made |Date=17-09-07 |Author= Doctormatt }}
04:45, 3 June 2007 Cycloid04.png (file) 10 KB {{Information |Description=cycloid generated by rolling circle with radius 2 |Source=self-made |Date=June 2, 2007 |Author= User:Doctormatt }}
04:31, 5 April 2007 Rose07.png (file) 46 KB A seven petalled rose. Created in gnuplot.
05:48, 18 March 2007 BurningShip02.png (file) 162 KB A zoom-in (to the lower left) of the burning ship fractal, showing a "burning ship" and self-similarity to the complete fractal.
05:47, 18 March 2007 BurningShip01.png (file) 35 KB A view of the complete burning ship fractal, in greyscale.
22:01, 17 March 2007 Atriph03.svg (file) 331 KB An atriphtaloid with a=3 and b=2. Created in OS X Grapher as eps file, converted to svg with pstoedit, corrected in Inkscape.
21:59, 17 March 2007 Atriph02.svg (file) 331 KB An atriphtaloid with a=3 and b=2. Created in OS X Grapher as eps file, converted to svg with pstoedit, corrected in Inkscape.
17:09, 15 March 2007 Gub01test.svg (file) 6 KB test svg
16:51, 15 March 2007 Rose08.png (file) 37 KB An 8-petaled rose curve; the curve r=cos(4 theta). Generated with gnuplot, converted to png with GraphicConverter.
01:36, 5 February 2007 HyperbolaRect01.png (file) 15 KB A plot of the graph of the rectangular hyperbola y = 1/8, with -8 <= x <= 8, -8 <= y <= 8.
21:34, 13 January 2007 Expo02.png (file) 17 KB A graph showing e^x (in red), 10^x (in green) and 1.7^x (in blue) over the x-interval -3 to 3. Generated with Gnuplot.
03:23, 10 January 2007 CassiniOvals01.png (file) 44 KB Ovals of cassini, with foci (-1,0) and (1,0), annotated with values of b^2.
01:52, 10 January 2007 Cardioid30.gif (file) 125 KB A 30 frame animated gif showing the construction of a cardoid as a circle rolls around another circle with the same radius.
03:41, 24 August 2006 Astroid01.gif (file) 62 KB An animation showing the construction of an astroid via a circle rolling around inside one that is four times larger.
02:26, 24 August 2006 Hippopede02.png (file) 49 KB A plot of several hippopedes; a=1, and b=0.1,0.2,0.5,1, 1.5, and 2.
02:25, 24 August 2006 Hippopede01.png (file) 61 KB A plot of several hippopedes; b=1, and a=0.1,0.2,0.5,1, 1.5, and 2.
03:04, 22 August 2006 Butterfly trans01.png (file) 94 KB Plot of the transcendental butterfly curve.
08:19, 21 August 2006 Epicycloid-7-2.png (file) 13 KB epicycloid with R=7.2r
08:10, 21 August 2006 Epicycloid-5-5.png (file) 7 KB epicycloid with R=5.5r
08:09, 21 August 2006 Epicycloid-3-8.png (file) 13 KB epicycloid with R=3.8r
08:08, 21 August 2006 Epicycloid-2-1.png (file) 17 KB epicycloid with R=2.1r
08:07, 21 August 2006 Epicycloid-4.png (file) 4 KB epicycloid with R=4r
08:06, 21 August 2006 Epicycloid-3.png (file) 4 KB epicycloid with R=3r
08:05, 21 August 2006 Epicycloid-2.png (file) 4 KB Epicycloid with R=2r
08:04, 21 August 2006 Epicycloid-1.png (file) 3 KB epicycloid with R=r
07:33, 21 August 2006 Epitrochoid-1.gif (file) 54 KB Epicycloid with R=3, r=1, d=1.
07:07, 21 August 2006 Hypocycloid-01.gif (file) 65 KB hypocycloid (deltoid) showing contruction with rolling circle
06:23, 21 August 2006 Hypotrochoid-1.gif (file) 79 KB animation showing the construction of a hypotrochoid
04:39, 17 August 2006 Hypocycloid-2-1.png (file) 39 KB hypocycloid with k=2.1, 21 cusps
03:20, 17 August 2006 Hypocycloid-7-2.png (file) 8 KB hypocycloid with k=7.2, 36 cusps
03:19, 17 August 2006 Hypocycloid-5-5.png (file) 5 KB hypocycloid with k=5.5, 11 cusps
03:19, 17 August 2006 Hypocycloid-3-8.png (file) 9 KB hypocycloid with k=3.8, 19 cusps
03:02, 17 August 2006 Hypocycloid-6.png (file) 4 KB hypocycloid with 6 cusps
03:01, 17 August 2006 Hypocycloid-5.png (file) 4 KB hypocycloid with 5 cusps
03:01, 17 August 2006 Hypocycloid-4.png (file) 4 KB hypocycloid with 4 cusps
02:55, 17 August 2006 Hypocycloid-3.png (file) 4 KB hypocycloid with k=3
01:51, 1 July 2006 Asymptote03.png (file) 5 KB Example of a curve with its two asymptotes. Shows how the graph of a function may have two horizontal asymptotes.
01:50, 1 July 2006 Asymptote02.png (file) 15 KB Example of a curve with its asymptote;shows that the curve may intersect the asymptote, in this case infinitely many times.
21:50, 29 June 2006 WitchOfAgnesi03a.png (file) 16 KB Diagram showing construction of the curve known as the Witch of Agnesi.