File:Surface normals.svg
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Size of this PNG preview of this SVG file: 575 × 449 pixels. Other resolutions: 307 × 240 pixels | 615 × 480 pixels | 984 × 768 pixels | 1,280 × 1,000 pixels | 2,560 × 1,999 pixels.
Original file (SVG file, nominally 575 × 449 pixels, file size: 237 KB)
Summary
| Description |
English: Normal vectors for the surface .
Español: Vectores normales a la superficie . |
| Date | |
| Source | Own work |
| Author | Nicoguaro |
| SVG genesis |  This plot was created with Matplotlib |
| Source code | Python codeimport numpy as np
import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
x, y = np.mgrid[-1:1:31j, -1:1:31j]
xs, ys = np.mgrid[-1:1:9j, -1:1:9j]
z = x*np.exp(-x**2 - y**2)
zs = xs*np.exp(-xs**2 - ys**2)
u = -(1 - 2*xs**2)*np.exp(-xs**2 - ys**2)
v = 2*ys*zs
w = np.ones_like(xs)
fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
ax.view_init(azim=145, elev=45)
ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap="summer", lw=0.3,
edgecolors="k")
ax.quiver(xs, ys, zs, u, v, w, colors='k', pivot='tail', length=0.3)
plt.axis("off")
plt.savefig("Surface normals.svg", bbox_inches="tight", transparent=True)
plt.show()
|
Licensing
I, the copyright holder of this work, hereby publish it under the following licence:
This file is licensed under the Creative Commons Attribution 4.0 International licence.
- 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 licence, 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.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:46, 12 February 2016 | | 575 × 449 (237 KB) | wikimediacommons>Nicoguaro | User created page with UploadWizard |
File usage
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