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File:Surface de Boy.stl

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Original file (5,120 × 2,880 pixels, file size: 680 KB, MIME type: application/sla)

Summary

Description
Français : surface de Boy, version de Kusner-Bryant

via sagemath

def pt(u,v): 
    w = CDF(u*exp(i*v))
    g1=CDF(-3/2*((w-w**5)/(w**6+sqrt(5)*w**3-1))).imag()
    g2=CDF(-3/2*((w+w**5)/(w**6+sqrt(5)*w**3-1))).real()             
    g3=CDF((1+w**6)/(w**6+sqrt(5)*w**3-1)).imag()-1/2  
    nrm = g1**2+g2**2+g3**2 
    return (g1/nrm, g2/nrm, g3/nrm)
Date
Source Own work
Author Kilom691

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The uploader of this file has agreed to the Wikimedia Foundation 3D patent license: This file and any 3D objects depicted in the file are both my own work. I hereby grant to each user, maker, or distributor of the object depicted in the file a worldwide, royalty-free, fully-paid-up, nonexclusive, irrevocable and perpetual license at no additional cost under any patent or patent application I own now or in the future, to make, have made, use, offer to sell, sell, import, and distribute this file and any 3D objects depicted in the file that would otherwise infringe any claims of any patents I hold now or in the future.

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2 July 2021

application/sla

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Date/TimeThumbnailDimensionsUserComment
current19:44, 2 July 2021Thumbnail for version as of 19:44, 2 July 20215,120 × 2,880 (680 KB)Kilom691Uploaded own work with UploadWizard

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