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- 02:18, 6 April 2016 Sam Derbyshire talk contribs was automatically updated from (none) to extended confirmed user
- 04:59, 20 February 2012 Sam Derbyshire talk contribs moved page User talk:Sam Derbyshire to User talk:Sam Derbyshire/Archive2 (Archiving)
- 04:43, 20 February 2012 Sam Derbyshire talk contribs uploaded a new version of File:TetrationConvergence3D.png (New version, made with Mathematica.)
- 02:41, 20 February 2012 Sam Derbyshire talk contribs uploaded a new version of File:TaylorCosAnim.gif (Remade using Mathematica.)
- 10:57, 12 June 2009 Sam Derbyshire talk contribs uploaded File:Homotopy extension property.svg (A diagram depicting the homotopy extension property. Made by myself in LaTeX, converted to SVG using the Inkscape plugin "TeX Text". LaTeX source: <code> \xymatrix{ Y & X \ar[l]_{\tilde{f}_0} \ar@{-->}[dl]_{\tilde{f} } \\ Y^I \ar@{->>}[u]^{p_0} & A \)
- 10:56, 12 June 2009 Sam Derbyshire talk contribs uploaded File:Homotopy lifting property.svg (A diagram depicting the homotopy lifting property. Made by myself in LaTeX, converted to SVG using the Inkscape plugin "TeX Text". LaTeX source: <code> \xymatrix{ Y \ar[r]^{\tilde{f}_0} \ar@{_{(}->}[d]_i & E \ar[d]^p \\ Y \times I \ar[r]_-{f} \ar@{-->)
- 11:00, 25 December 2008 Sam Derbyshire talk contribs uploaded File:BenfordDensities.png (A graph of the densities of the sets of numbers starting with 1 up to 9, showing how the average density of numbers starting with 1 is higher than the rest. In fact, the average densities correspond exactly to the proportions predicted by Benford's law. )
- 16:13, 30 July 2008 Sam Derbyshire talk contribs uploaded a new version of File:ParallelEvolute.gif (Corrected an error in the animation.)
- 15:19, 30 July 2008 Sam Derbyshire talk contribs uploaded a new version of File:ParallelEvolute.gif (New image with improved colours (at the cost of size))
- 13:05, 30 July 2008 Sam Derbyshire talk contribs uploaded a new version of File:ParallelEvolute.gif (New version with looped animation and improved filesize.)
- 12:55, 30 July 2008 Sam Derbyshire talk contribs uploaded File:ParallelEvolute.gif (Animation of the construction of a parallel curve to another curve (here an ellipse), showing how the parallel curves have cusps when they touch the evolute (here an astroid). Selfmade with MuPAD.)
- 00:16, 19 July 2008 Sam Derbyshire talk contribs uploaded File:TetrationConvergence3D.png (An 3D surface of the absolute value of the function <math>\frac{W(-\ln(z))}{-\ln(z)}</math>, showing convergence for real power towers (black curve). Selfmade with MuPAD.)
- 00:08, 19 July 2008 Sam Derbyshire talk contribs uploaded File:TetrationConvergence2D.png (Graph of tetrations <math>{}^nx</math>, converging to the function <math>\frac{W(-\ln(z))}{-\ln(z)}</math> in black between <math>e^{-e}</math> and <math>e^{1/e}</math>. Notice the convergence in <math>[0,e^{-e}]</math>, oscillating between the two branch)
- 18:58, 13 July 2008 Sam Derbyshire talk contribs moved page Wright Omega Function to Wright Omega function (Incorrect capitalization)
- 16:31, 12 July 2008 Sam Derbyshire talk contribs uploaded File:WrightOmegaIm.png (A graph of the Imaginary part of the Wright Omega function on the Complex plane, made by myself with MuPAD.)
- 16:30, 12 July 2008 Sam Derbyshire talk contribs uploaded File:WrightOmegaRe.png (A graph of the Real part of the Wright Omega function on the Complex plane, made by myself with MuPAD.)
- 16:29, 12 July 2008 Sam Derbyshire talk contribs uploaded File:WrightOmegaAbs.png (A graph of the absolute value of the Wright Omega function on the Complex plane, made by myself with MuPAD.)
- 16:28, 12 July 2008 Sam Derbyshire talk contribs uploaded File:WrightOmega.png (A graph of the Wright Omega function on the Real line, made by myself with MuPAD.)
- 21:25, 3 June 2008 Sam Derbyshire talk contribs uploaded File:RiemannSphere2MuPAD.png (Image of a projection of a plane onto the sphere, which is then moved, and the image is projected back onto the plane. Made by myself with MuPAD.)
- 21:24, 3 June 2008 Sam Derbyshire talk contribs uploaded File:RiemannSphere1MuPAD.png (Image of a projection of a plane back onto the sphere (inverse of the stereographic proection), made by myself with MuPAD.)
- 21:12, 3 June 2008 Sam Derbyshire talk contribs uploaded File:DiffSystemMuPAD.png (Image of a numerical resolution of a nonlinear system of differential equations (here Lotka Volterra), made by myself with MuPAD.)
- 21:08, 3 June 2008 Sam Derbyshire talk contribs uploaded File:Involute2MuPAD.png (Image of an involute, made by myself with MuPAD.)
- 21:01, 3 June 2008 Sam Derbyshire talk contribs uploaded File:Involute1MuPAD.png (Image of an involute, made by myself with MuPAD.)
- 20:59, 3 June 2008 Sam Derbyshire talk contribs uploaded File:EvoluteMuPAD.png (Image of an evolute, made by myself with MuPAD.)
- 20:42, 3 June 2008 Sam Derbyshire talk contribs uploaded File:PedalMuPAD.png (Image of a pedal curve, made by myself with MuPAD.)
- 20:41, 3 June 2008 Sam Derbyshire talk contribs uploaded File:OrthotomicMuPAD.png (Image of an orthotomic curve, made by myself with MuPAD.)
- 20:40, 3 June 2008 Sam Derbyshire talk contribs uploaded File:HypotrochoidMuPAD.png (Image of an hypotrochoid, made by myself with MuPAD.)
- 20:39, 3 June 2008 Sam Derbyshire talk contribs uploaded File:ContrapedalMuPAD.png (Image of a contrapedal curve, made by myself with MuPAD.)
- 20:39, 3 June 2008 Sam Derbyshire talk contribs uploaded File:ContoursMuPAD.png (Image of a contour (flat) plot, made by myself with MuPAD.)
- 20:37, 3 June 2008 Sam Derbyshire talk contribs uploaded File:ConformalMuPAD.png (Image of a conformal complex plot, made by myself with MuPAD.)
- 20:36, 3 June 2008 Sam Derbyshire talk contribs uploaded a new version of File:3dFunctionMuPAD.png
- 20:34, 3 June 2008 Sam Derbyshire talk contribs uploaded File:3dFunctionMuPAD.png (Image of a graph of a 3D function, made by myself with MuPAD.)
- 20:33, 3 June 2008 Sam Derbyshire talk contribs uploaded File:2dFunctionsMuPAD.png (Image of graphs of 2D functions (Airy functions), made by myself with MuPAD.)
- 17:30, 23 February 2008 Sam Derbyshire talk contribs uploaded File:ParametricCylinder.png (Depiction of a parametrically defined cylinder, showing u and v parameters. Selfmade with MuPAD.)
- 04:00, 22 February 2008 Sam Derbyshire talk contribs uploaded File:MaximumCounterexample.png (Image of a counterexample to a method for finding global maxima based on critical points. Made by myself with MuPAD.)
- 18:49, 21 February 2008 Sam Derbyshire talk contribs uploaded File:MaximumParaboloid.png (The graph of a 3D paraboloid given by f(x,y) = -(x²+y²)+4. Shown is the global maximum of the surface, at (0,0,4). Selfmade with MuPad.)
- 22:01, 16 January 2008 Sam Derbyshire talk contribs uploaded File:UniformConvergence.gif (Animation of a sequence of functions that converge uniformly. Selfmade with MuPAD.)
- 22:00, 16 January 2008 Sam Derbyshire talk contribs uploaded File:PointWiseConvergence.gif (Animation of a sequence of functions that converge pointwise. Selfmade with MuPAD.)
- 08:37, 10 January 2008 Sam Derbyshire talk contribs uploaded a new version of File:SwastikaCurve2.png (Improvement of some aspects (bigger text, ...), recommended by Oleg Alexandrov.)
- 10:24, 7 January 2008 Sam Derbyshire talk contribs uploaded a new version of File:Involute2.gif (Cropped some whitespace and looped animation.)
- 16:58, 4 January 2008 Sam Derbyshire talk contribs uploaded File:Involute2.gif (Animation of the construction of the involute of an epicycloid (another epicycloid). Selfmade with MuPAD.)
- 16:52, 4 January 2008 Sam Derbyshire talk contribs uploaded File:Evolute3.gif (Animation of the construction of the evolute of an epicycloid, another epicycloid. Selfmade with MuPAD.)
- 01:31, 4 January 2008 Sam Derbyshire talk contribs uploaded File:NegativePedal.gif (Animation of the construction of the negative pedal of a limaçon, a circle. Made by myself with MuPAD)
- 00:02, 4 January 2008 Sam Derbyshire talk contribs uploaded File:PedalCurve3.gif (Animation of the construction of the pedal curve of an astroid (evolute of an ellipse).)
- 23:58, 3 January 2008 Sam Derbyshire talk contribs uploaded File:Contrapedal.gif (Animation of the construction of the contrapedal of an ellipse. Selfmade with MuPAD.)
- 22:59, 3 January 2008 Sam Derbyshire talk contribs uploaded File:Involute.gif (An animation of the construction of a tractrix, as the involute of a catenary. Selfmade with MuPAD.)
- 21:58, 3 January 2008 Sam Derbyshire talk contribs uploaded File:Evolute2.gif (Animation of the evolute of a tractrix (that is, a catenary). Made by myself with MuPAD.)
- 21:24, 3 January 2008 Sam Derbyshire talk contribs uploaded File:Evolute1.gif (An animation of the construction of an evolute of an ellipse : an astroid. Selfmade with MuPAD.)
- 21:19, 3 January 2008 Sam Derbyshire talk contribs uploaded File:PedalCurve2.gif (Animation of the construction of a cardioid as a pedal curve of a circle. Selfmade with MuPAD.)
- 21:15, 3 January 2008 Sam Derbyshire talk contribs uploaded File:PedalCurve1.gif (Animation of a pedal curve. Made by myself with MuPAD.)