graphic:python:maya

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graphic:python:maya [2021/08/22 19:35] – created yinggraphic:python:maya [2021/08/22 19:43] – ying
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 ===== Proof of cos(A+B) formula ===== ===== Proof of cos(A+B) formula =====
  
-  * original reference: ([[http://www.ies.co.jp/math/java/trig/kahote/kahote.html|Link 1]], [[http://clowder.net/hop/cos(a+b).html|link 2]])\\ {{graphic:mathproof_sina_b.png?400|}} \\ {{graphic:mathproof_cosa_b.png?400|}}+  * original reference: ([[http://www.ies.co.jp/math/java/trig/kahote/kahote.html|Link 1]], [[http://clowder.net/hop/cos(a+b).html|link 2]])\\ {{graphic:python:maya:mathproof_sina_b.png?400|}} \\ {{graphic:python:maya:mathproof_cosa_b.png?400|}}
  
 ===== Proof of rotation matrix ===== ===== Proof of rotation matrix =====
-  * 2D rotation of an angle from (x,y) to (x1,y1) \\ {{graphic:math_rotation_matrix_2d.png|}}+  * 2D rotation of an angle from (x,y) to (x1,y1) \\ {{graphic:python:maya:math_rotation_matrix_2d.png|}}
   * Proof <code>   * Proof <code>
 let A (x,y) to A1 (x1,y1) turns degree of a in respect of origin. let A (x,y) to A1 (x1,y1) turns degree of a in respect of origin.
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 in matrix form, it is same is the question above, Done. in matrix form, it is same is the question above, Done.
 </code> </code>
-  * thus in 3D space, we expand to have: \\ {{graphic:math_rotation_matrix.png|}}+  * thus in 3D space, we expand to have: \\ {{graphic:python:maya:math_rotation_matrix.png|}}
  
 ===== understand Matrix multiplication ===== ===== understand Matrix multiplication =====
  • graphic/python/maya.txt
  • Last modified: 2021/10/02 08:02
  • by ying