Difference between revisions of "Dual lattice"
From JSXGraph Wiki
A WASSERMANN (talk | contribs) |
A WASSERMANN (talk | contribs) |
||
| Line 19: | Line 19: | ||
var num = b1.X() * b2.Y() - b2.X() * b1.Y(); | var num = b1.X() * b2.Y() - b2.X() * b1.Y(); | ||
return [b2.Y() / num, -b2.X() / num]; | return [b2.Y() / num, -b2.X() / num]; | ||
| − | }], {strokeColor: 'black', name:"1'", withLabel:true}); | + | }], {strokeColor: 'black', name:"1'", withLabel:true, label:{pos:'rt'}}); |
w2 = brd.create('arrow', [[0,0], function() { | w2 = brd.create('arrow', [[0,0], function() { | ||
