ÎŒğÀ•WŒn‚ƃOƒ‰ƒt(‚QŸ®) 
    

   ¶FÎŒğÀ•WŒnA ãF’¼ŒğÀ•WŒn

ÎŒğÀ•WŒn‚ÌÀ•W•Ï”  X:‰¡À•WA Y:ÎÀ•W   –Ú·‚Ì’PˆÊ ‚P  β‚ÌŒXΊp r=1(ƒ‰ƒWƒAƒ“)

  ÔFX2+Y2=4 (’¼ŒğÀ•WŒn‚ł͉~)

  …FFX2/16+Y2/6.25=1

  ÂFX2-Y2=2

  ‡FY=X2/4-1

  ’†‰›‚ÌÔ“_FŒ´“_

’¼ŒğÀ•WŒn‚Æ‚ÌŠÖŒW   ’¼ŒğÀ•W‚ğ W:‰¡À•W   Z:cÀ•W   r:β‚ÌŒXΊpiƒ‰ƒWƒAƒ“j‚Æ‚µ‚Ä

  W=X+Y*Sin(r),   Z=Y*Cos(r)   

À•WŒn‚ƃOƒ‰ƒt   •û’ö®‚ƃOƒ‰ƒt   擪ƒy[ƒW‚Ö