Difference between revisions of "Shear transformation"

From JSXGraph Wiki
Jump to navigationJump to search
Line 24: Line 24:
  
 
var qx = board.create('point', [
 
var qx = board.create('point', [
 +
        () => q.X()
 
         () => 0,
 
         () => 0,
        () => q.Y()
 
 
     ], {visible: false});
 
     ], {visible: false});
  

Revision as of 09:15, 31 May 2021

Shear transformation

[math] \varphi: {\cal A}(\mathbb{R}^2) \to {\cal A}(\mathbb{R}^2), \; x \mapsto \begin{pmatrix}1 & 1 \\ 0& 1\end{pmatrix} [/math]

Points of the form [math]{x\choose \lambda}[/math] are mapped to:

[math] \varphi({x\choose \lambda}) = {x + \lambda\choose} [/math]


The underlying JavaScript code