Difference between revisions of "Poincare disc model"

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Line 15: Line 15:
 
var M = brd.create('midpoint',[pp,A], {withLabel:true,visible:false});
 
var M = brd.create('midpoint',[pp,A], {withLabel:true,visible:false});
 
var line = brd.create('perpendicular',[l,M], {name:'', withLabel:false, strokeColor:'gray', dash:1, straightFirst:true, straightLast:true});
 
var line = brd.create('perpendicular',[l,M], {name:'', withLabel:false, strokeColor:'gray', dash:1, straightFirst:true, straightLast:true});
//line[1].setProperty({'visible':false});
+
line[1].setProperty({'visible':false});
 +
line[1].setProperty({straightFirst:true, straightLast:true});
 
var x = brd.create('glider',[3,3,line[0]], {name:'drag me'});
 
var x = brd.create('glider',[3,3,line[0]], {name:'drag me'});
  

Revision as of 12:43, 25 March 2011

References

  • Chaim Goodman-Strauss, "Compass and Straightedge in the Poincare Disk", Am. Math. Monthly 108 (2001), 38-49.