Poincare disc model: Difference between revisions
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var A = brd.create('intersection', [l,t,0], {withLabel:true,visible:false}); | var A = brd.create('intersection', [l,t,0], {withLabel:true,visible:false}); | ||
var M = brd.create('midpoint',[pp,A], {withLabel:true,visible:false}); | var M = brd.create('midpoint',[pp,A], {withLabel:true,visible:false}); | ||
var perp = brd.create('perpendicular',[l,M], {name:'', withLabel:false, strokeColor:'gray', dash:1, straightFirst:true, straightLast:true}); | var perp = brd.create('perpendicular', [l,M], {name:'', withLabel:false, strokeColor:'gray', dash:1, straightFirst:true, straightLast:true}); | ||
perp.perpendicularpoint.setProperty({'visible':true}); | |||
//perp.setProperty({straightFirst:true, straightLast:true}); | //perp.setProperty({straightFirst:true, straightLast:true}); | ||
/* | /* | ||
Revision as of 19:46, 7 July 2011
References
- Chaim Goodman-Strauss, "Compass and Straightedge in the Poincare Disk", Am. Math. Monthly 108 (2001), 38-49.
