椭圆抛物面[Elliptic Paraboloid] - 达人(其实～我是卧底，来自外星)

2005/02/16 | 椭圆抛物面[Elliptic Paraboloid]
类别(∑〖数学〗) | 评论(0) | 阅读(68) | 发表于 13:59: <APPLET CODE="http://mathworld.wolfram.com/Live.class" CODEBASE="live" ARCHIVE="http://mathworld.wolfram.com/live.jar" ALIGN=MIDDLE WIDTH=300 HEIGHT=300 ALT="Elliptic paraboloid"> <PARAM NAME="input_file" VALUE="ehttp://mathworld.wolfram.com/llpara.m"> <PARAM NAME="input_archive" VALUE="http://mathworld.wolfram.com/zip/ellpara.zip">
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A quadratic surface which has elliptical cross section. The elliptic paraboloid of height h, semimajor axis a, and semiminor axis b can be specified parametrically by

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