Mandelbrot_Inferno { ; Fractal of the day, 25-04-98
                     ; 13min at 100mhz, 640x480
  reset=1960 type=formula 
  formulaname=MandelbrotMix4 passes=t
  center-mag=-1.81493/5.55112e-017/4.059214/1/-90
  params=1/0.5/1/-0.5 float=y maxiter=1448 bailout=25
  inside=bof61 logmap=yes symmetry=xaxis periodicity=10
  colors=000B1D011<12>`2B<13>KFi<20>Mlv5ix<16>Tni<3>9zn<1\
  8>usN<13>gmSfmSckT<4>PdV<4>JaK<5>a5U<2>MuT<6>A83B95CA7O\
  RF<5>F45K6EP8NTAV<11>zh3ed_<12>urj<3>tg1<3>Gfm<6>sjv<13\
  >EhACh7Bf8<19>45S44S67Q<22>oy3<7>kiI
  }

frm:MandelbrotMix4 {; Jim Muth
c=pixel, a=real(p1), b=imag(p1), d=real(p2), f=imag(p2),
g=1/f, h=1/d, j=1/(f-b), z=(-a*b*g*h)^j:
z=(a*(z^b))+(d*(z^f))+c,
|z| <= 100
}