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File:Bowcurve.svg

Original file (SVG file, nominally 585 × 458 pixels, file size: 25 KB)

Summary

Description
English: bow curve plot.
Source Own work
Author Krishnavedala
Other versions File:Bowcurve.jpg
SVG development
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The SVG code is valid.
 
This plot was created with Matplotlib.
Source code
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Python code

Sage source code 
sage: var('x y')
sage: pl=implicit_plot(x^2*y - y^3- x^4, (x,-1,1), (y,-1,.5),colors)
sage: pl.save(os.path.join(SAGE_TMP, 'test.svg'))

Data

Python source code 
import matplotlib.pyplot as plt
from mpl_toolkits.axisartist.axislines import SubplotZero
import numpy as np
plt.rc('font', family='serif')
plt.rc('svg', fonttype='none')
plt.rc('text', usetex=0)

delta = .01
x = np.arange(-1, 1, delta)
y = np.arange(-1, 1, delta)
X, Y = np.meshgrid(x, y)
Z = ((X ** 2) * Y) - (Y ** 3) - (X ** 4)

fig = plt.figure(figsize=(8,8))
ax = SubplotZero(fig, 1, 1, 1)
fig.add_subplot(ax)

ax.contour(X, Y, Z, [0], linewidths=2, colors='black')
ax.grid(True)

for border in ['left', 'right', 'top', 'bottom']:
    ax.axis[border].set_visible(False)

ax.axis['xzero'].set_visible(True)
ax.axis['yzero'].set_visible(True)
ax.set_xticks([-1, -.5, .5, 1])
ax.set_yticks([-1, -.5, .5, 1])
ax.minorticks_on()
ax.set_xlim([-1.1, 1.1])
ax.set_ylim([-1.1, .6])
ax.set_aspect(1)

Licensing

I, the copyright holder of this work, hereby publish it under the following licenses:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
You may select the license of your choice.

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Date/TimeThumbnailDimensionsUserComment
current13:55, 25 April 2018Thumbnail for version as of 13:55, 25 April 2018585 × 458 (25 KB)Krishnavedalarecreated using python
19:08, 3 December 2010Thumbnail for version as of 19:08, 3 December 2010436 × 284 (50 KB)Krishnavedala{{Information |Description={{en|1=en:Bow curve plot created using sage software using the code given below. <code> sage: var('x y') sage: pl=implicit_plot(x^2*y - y^3- x^4, (x,-1,1), (y,-1,.5),colors) sage: pl.save(os.path.join(SAGE_TMP, 'test

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fonte: https://en.wikipedia.org/wiki/File:Bowcurve.svg
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