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 <div align="center"><font size="+2"><b>Parametric Surfaces</b></font> - Attention! Very Slow!</div>
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 <a href="../../index.htm">Demo scene files Index</b></a><br>
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 <font size="+1"><a href="../_index.htm">POV-Ray Templates</b></a></font>
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 &nbsp; &nbsp; <a href="../Basic_Scenes/__index.htm">Ready-made Basic Scenes</b></a><br>
 &nbsp; &nbsp; <a href="../Basic_Shapes_round/__index.htm">Basic Shapes round</b></a><br>
 &nbsp; &nbsp; <a href="../Basic_Shapes_angular/__index.htm">Basic Shapes angular</b></a><br>
 &nbsp; &nbsp; <a href="../Shapes2_inc/__index.htm">Shapes 2</b></a><br>
 &nbsp; &nbsp; <a href="../Shapes3_inc/__index.htm">Shapes 3</b></a><br>
 &nbsp; &nbsp; <a href="../blob_fractal/__index.htm">Blob and Fractal</b></a><br>
 &nbsp; &nbsp; <a href="../Text_Shapes_3D/__index.htm">3D text shapes</b></a><br>
 &nbsp; &nbsp; <a href="../height_field_and_HF_macros/__index.htm">height_field, HF_macros</b></a><br>
 &nbsp; &nbsp; <a href="../Non_CSG_shapes/__index.htm">Mesh and non-CSG shapes</b></a><br>
 &nbsp; &nbsp; <a href="../Isosurfaces_by_basic_functions/__index.htm">Isosurfaces basic functions</b></a><br>
 &nbsp; &nbsp; <a href="../Isosurfaces_by_function_inc/__index.htm">Isosurfaces function.inc</b></a><br>
 &nbsp; &nbsp; <a href="../Isosurfaces_by_pattern_functions/__index.htm">Isosurfaces by patterns</b></a><br>
 &nbsp; &nbsp; <a href="../Polynomial_Quartic/__index.htm">Polynomial and Quartic</b></a><br>
 &nbsp;<b>&gt;</b> <!--a href="../Parametric_Surfaces/__index.htm"--><b>Parametric Surfaces</b></a><br>
 &nbsp; &nbsp; <a href="../Meshes_by_meshmaker_inc/__index.htm">Meshes by meshmaker.inc</b></a><br>
 &nbsp; &nbsp; <a href="../While_Loops_For_Loops/__index.htm">While Loops, For Loops</b></a><br>
<nobr> &nbsp; &nbsp; <a href="../Sphere_sweep_Spline_curves/__index.htm">sphere_sweep, Spline curves</b></a></nobr><br>
 &nbsp; &nbsp; <a href="../Random/__index.htm">Random</b></a><br>
 &nbsp; &nbsp; <a href="../Shearing_and_transform/__index.htm">Shearing and transform</b></a><br>
 &nbsp; &nbsp; <a href="../Colors_in_textures/__index.htm">Colors in textures</b></a><br>
 &nbsp; &nbsp; <a href="../Textures_Materials/__index.htm">Textures and Materials</b></a><br>
 &nbsp; &nbsp; <a href="../Lights_skies_fogs_rainbow/__index.htm">Lights, skies, fogs, rainbow</b></a><br>
 &nbsp; &nbsp; <a href="../Radiosity_Photons/__index.htm">Radiosity and Photons</b></a><br>
 &nbsp; &nbsp; <a href="../Include/__index.htm">Own include files</b></a><br>
 &nbsp; &nbsp; <a href="../Math_functions/__index.htm">Math functions</b></a><br>
 &nbsp; &nbsp; <a href="../General_statements/__index.htm">General statements</b></a><br>
 &nbsp; &nbsp; <a href="../Animation/__index.htm">Animation</b></a><br>

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<table width="95%" align="center" border="0"
     bordercolor="#C0C0C0" bordercolorlight="#FFFFFF" bordercolordark="#808080"><tr><td> <!-- global-->
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<table border="0" cellpadding="1" cellspacing="0" width="85%"  bgcolor="#d8d8d0"
     bordercolor="#C0C0C0" bordercolorlight="#FFFFFF" bordercolordark="#808080">
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="00_parametric_sample.txt" target="_new">
          <img src="00_parametric_sample.jpg" width="160" height="120" border="0"></a></td>
   </tr></table><font size="1">parametric sample</font></div>
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="10_parametric_flower.txt" target="_new">
          <img src="10_parametric_flower.jpg" width="160" height="120" border="0"></a></td>
   </tr></table><font size="1">parametric flower</font></div>
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="20_parametric_ornamental.txt" target="_new">
          <img src="20_parametric_ornamental.jpg" width="160" height="120" border="0"></a></td>
   </tr></table><font size="1">parametric ornamental</font></div>
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 <td width="200">&nbsp;</td>
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="40_parametric_sin_cylinder.txt" target="_new">
          <img src="40_parametric_sin_cylinder.jpg" width="160" height="120" border="0"></a></td>
   </tr></table><font size="1">parametric sin cylinder</font></div>
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="45_parametric_sin_surface.txt" target="_new">
          <img src="45_parametric_sin_surface.jpg" width="160" height="120" border="0"></a></td>
   </tr></table><font size="1">parametric sin surface</font></div>
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="50_parametric_screw.txt" target="_new">
          <img src="50_parametric_screw.jpg" width="120" height="160" border="0"></a></td>
   </tr></table><font size="1">parametric screw</font></div>
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 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="51_parametric_conical_spiral.txt" target="_new">
          <img src="51_parametric_conical_spiral.jpg" width="120" height="160" border="0"></a></td>
   </tr></table><font size="1">parametric conical spiral</font></div>
 </td>
 <td width="200"><div align="center">
   <table border="2" bordercolor="#C0C0C0" bordercolordark="#FFFFFF" bordercolorlight="#808080">
   <tr><td><a href="52_parametric_Dini_surface.txt" target="_new">
          <img src="52_parametric_Dini_surface.jpg" width="120" height="160" border="0"></a></td>
   </tr></table><font size="1">parametric Dini surface</font></div>
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 <td width="200">&nbsp;</td>
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