WWW.GEOMECA.COM       GEOMECA

                                       

Sample: Graph, Calculation: GEOMECA (Geometric calculator), which is Scientific calculator software, performs calculation such as statistics, matrix, differention, complex numbers, integral, etc. and draws graphs of functions.

 

  Animation - Rotation

  

 

3-dimensional screen     Space coordinates: Drawing space-axis 

 Graph thickness1,   Space-frame Space 1

 Axis : thickness=2,  frame: No drawing

 X: -8~ 8,   Y -8~ 8,   Z: -10~ 10

 U: -30~ 30,  V: 0~ 6.283185

  -----Graph1 (Rad)----------

   f(y,z)=3(sin .4y+cos .3z)

  Transformation: [Compostion, 2.parallel: 3-dim,  f : (x, y, z) ---->,  (x+ 3, y, z),

1.matrix : 3 by 3,  (1,  1)=.3,  (1, 2)=0,  (1, 3)=0,  (2, 1)=0,  (2, 2)=.3,  (2, 3)=0,  (3, 1)=0,  (3, 2)=0,  (3, 3)=.3]

 -----Graph2 (Rad)----------

   r=2

  transfomation: [parallel: 3-dim,  (x+ 6, y+ 6, z+ 6)]

-----Graph3 (Rad)----------

   r=2

  transfomatin: [parallel: 3-dim,  (x-4, y+ 5, z+ 6)]

 -----Graph4 (Rad)----------

  r=1

  transformation: [parallel: 3-dim,  (x, y-6, z-4)]

 -----Graph5 (Rad)----------

   x=sin u:   y=.1u:   z=cos u

  transformation: [Composition, 2.rotation : C(0,0): z-axis,  Angle=45,

  1.parallel: 3-dim,  f : (x, y, z)-->,  (x-5, y, z), ]

  u: -30~30

-----Graph6 (Rad)----------

   x=sin u:   y=.1u:   z=cos u

  transformation: [Composition, 2.rotation : C(0,0): z-axis,

  Angle=-45, 1.parallel: 3-dim,  f : (x, y, z)---->,  (x-5, y, z)]

  u: -30~30

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