Figure Asymptote generalities -- 151

Posted on 2011-01-01 Edited on 2025-06-30 In EN , Tech , Programming , Asymptote , Examples 2D , Generalities

An Asymptote code and the generated picture generalities--151.

🔗This picture comes from the Asymptote gallery of topic generalities

Show generalities/fig1520.asy on Github.
Generated with Asymptote 3.00-0.
Categories : Examples 2D | Generalities
Tags : #Basis | #Path | #Transform/scale/shift/rotate | #Circle

size(8cm,0);

transform scale(pair center, real k)
{
  return shift(center)*scale(k)*shift(-center);
}

path cle=unitcircle;
pair A=(4,0);
draw(cle);

draw(scale(A,.5)*cle,red);
draw(scale(A,-.75)*cle,blue);

for (real t; t<length(cle); t+=1)
  draw(point(cle,t)--point(scale(A,-.75)*cle,t),dotted);

dot("$A$",A,N);