dumbbell           { ; Fractal of the day, 23-08-97
                     ; 1 minute or less
  reset=1960 type=formula formulaname=BasicNewton
  passes=t center-mag=2.25264e-013/4.66294e-015/0.6908814/1.3582
  params=1.03/2/1.4/0.3/3/0.97 float=y maxiter=120 bailout=100
  inside=0 logmap=yes symmetry=xyaxis periodicity=0
  colors=00010F<12>hmx<10>PSFJsP<3>8Ek<7>MqiNviQrf<4>b`X<10>ZB9<4>Faq<14>c\
  LidKifJj<13>y7p<3>UUK<14>gr5<6>YLE<15>Ac9<7>GRK<4>XaZ<7>tVyYmR<5>y1U<4>O\
  an<10>Tr9<2>1_W<4>ORAFWMdmSOfV9048DE7POcik<2>Fb`XOk<2>DY`LAlEOdU01MDCEPN\
  oF0ohCY10PaVG`X1Ys7Ta<2>7ZZWho<2>DbaOyCFlNWHchFa<6>Owg<2>hA1<5>ecid8zWGr\
  ONkFUd47O3645MJNkwEFX<2>8WYT96INKYrcZuk
  }

frm:BasicNewton { ; Jim Muth
; REDUNDANT -- STILL NEEDS WORK
a=real(p1), b=imag(p1), c=real(p2),
d=imag(p2), k=real(p3), f=imag(p3),
z=pixel:
zx=z^b
zy=c*(zx*z)
z=(d*zy+a)/(k*zx),
f<=|zy-a|
}