File:Closed Surface.svg

From testwiki
Jump to navigation Jump to search
Original file (SVG file, nominally 375 × 249 pixels, file size: 9 KB)

This file is from Wikimedia Commons and may be used by other projects. The description on its file description page there is shown below.

Description

Mesh drawing of a closed surface, given by the equation:

This was plotted in Mathematica and traced using Inkscape to give a smoother result. The Mathematica code is given below. This drawing is one in a series.
Date
Source Own drawing, Inkscape 0.45
Author Inductiveload
Permission
(Reusing this file)
Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Other Images in the Series

  • Open Surface
    Open Surface
  • Flat Surface
    Flat Surface
  • Closed Surface
    Closed Surface

Mathematica Code

Plot3D[
  - x^2 - y^2,
  {x, -1, 1},
  {y, -1, 1},
  PlotRange -> All,
  Axes -> False,
  Boxed -> False,
  Shading -> False,
  PlotPoints -> {15, 15},
  ViewPoint -> {1.3, -2, 1},
  ImageSize -> 300]

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

inception

13 April 2007

media type

image/svg+xml

checksum

153e48788d50dc07490411dba9cd6dd1f3117e8f

determination method or standard: S1

data size

9,144 byte

height

249 pixel

width

375 pixel

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current00:28, 13 April 2007Thumbnail for version as of 00:28, 13 April 2007375 × 249 (9 KB)wikimediacommons>Inductiveload{{Information |Description=Mesh drawing of a closed surface, given by the equation: ::<math>z=-x^2-y^2\,</math> This was plotted in Mathematica and traced using Inkscape to give a smoother result. The Mathematica code is given below. This drawing is one

The following page uses this file:

Retrieved from "https://en.wikiversity.beta.math.wmflabs.org/wiki/File:Closed_Surface.svg"