File:TIGERDIN.jpg

Summary
Jay Litwyn, Calculated fractal with arbitrary colouring intended as a background  for black text.

Fractint formula:

Quadrat { ; Conjugates tend to make fine lines and textures. z=fn1(pixel), c=fn2(pixel):

z=z*z -conj(z*c) +c,

}
 * z| <= real(P1)

Fractint parameter files:

TigerDillyHue     { ; Fractint Version 2004 Patchlevel 4 reset=2004 type=formula formulafile=fractint.frm formulaname=quadrat function=atan/cos passes=t center-mag=0.645815/0/1.023841/0.7835/-90/-1.233735336114\ 70521e-014 params=16/0 float=y maxiter=255 inside=0 invert=0.0582220549835/1/0 symmetry=xaxis periodicity=0 colors=000z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz0\ 4z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr\ 0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz00z\ 00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz00z00zY0zq0r\ z0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0\ zq0zz0rz0Yz04z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0\ Yz04z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY\ 0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz\ 00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz00z00zY0z\ q0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00\ zY0zq0zz0rz0Yz04z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0\ rz0Yz04z50zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z5\ 0zY0zr0qz0Yz00z00zY0zq0rz0Yz00zY0zq0zz0rz0Yz04z50zY0zr0qz\ 0Yz00z00zY0zq0rz0Yz00zY0zq0zz0r000 }

TigerDillyLightness       { reset=2003 type=formula formulaname=quadrat function=atan/cos passes=t center-mag=0.645815/0/1.023841/0.7835/-90/0 params=16/0 float=y maxiter=255 inside=0 outside=atan invert=0.0582220549835/1/0 symmetry=xaxis periodicity=0 colors=@grayhack.map }