Difference between revisions of "Affine normalform of parabola"
From JSXGraph Wiki
Jump to navigationJump to searchA WASSERMANN (talk | contribs) |
A WASSERMANN (talk | contribs) |
||
Line 8: | Line 8: | ||
var a = board.create('slider', [[3,4], [6,4], [-4, 1, 4]], {name: 'a'}); | var a = board.create('slider', [[3,4], [6,4], [-4, 1, 4]], {name: 'a'}); | ||
− | var b = board.create('slider', [[3,3.5],[6,3.5], [-4, | + | var b = board.create('slider', [[3,3.5],[6,3.5], [-4, 0, 4]], {name: 'b'}); |
− | var c = board.create('slider', [[3,3], [6,3], [-4, | + | var c = board.create('slider', [[3,3], [6,3], [-4, 0, 4]], {name: 'c'}); |
var d = board.create('slider', [[3,2.5],[6,2.5], [-4, 1, 4]], {name: 'd'}); | var d = board.create('slider', [[3,2.5],[6,2.5], [-4, 1, 4]], {name: 'd'}); | ||
Line 16: | Line 16: | ||
var y = board.create('point', [ | var y = board.create('point', [ | ||
− | () => x.X() + | + | () => a.Value() * x.X() + b.Value() * x.Y(), |
− | () => x.X() | + | () => c.Value() * x.X() + c.Value() * x.Y() |
], {name: 'y'}); | ], {name: 'y'}); | ||