[�}–¼] •Ç–ä—l‚Q

 [˜A—§•û’öŽ®] Z=Sin(ƒÎ*X+1.7*SIN(ƒÎ*Y)
                 +0.5*SIN(2*PI*X))*
                 Sin(ƒÎ*Y+1.7*SIN(ƒÎ*X)
                 +0.5*SIN(2*PI*Y))

              Z=0       ƒÎ=3.14159

 [•û’öŽ®‚Ì�À•WŒn] ’¼Œð�À•WŒn

 [•û’öŽ®‚Ì�À•W•Ï�”] X,Y

 [�F] Z=�ƒ0‚Å�Ô�AZ�„0‚Å�Â�B

 [•û’öŽ®‚Ì‹O�Õ] •û’öŽ® Z=0‚Ì‹O�Õ‚Í�Ô
                ‚Æ�‚̋«ŠE�ü�B

ƒOƒ‰ƒtƒBƒbƒNƒX‚Ì–ÚŽŸ‚Ö