Rich, Yes, the problem here is the difference between using 80-bit reals and 64-bit reals. Jonathan
Here's another one that looks like a difference between C parser and asm parser.
Compare: <http://www.nahee.com/FOTD/FotD_07-08-12.html> <http://www.xmission.com/~legalize/fractals/fotd/2007/08/2007.08.12-Straight_Forward.jpg>
; FOTD -- August 12, 2007 (Rating 9) ; ; START PARAMETER FILE=======================================
Straight_Forward { ; time=0:01:15.55-SF5 on P4-2000 reset=2004 type=formula formulafile=allinone.frm formulaname=MandAutoCritInZ function=ident passes=1 center-mag=-10.61536422079259/+0.00000051589073515\ /6.265924e+011/1/-45.877/-0.0058784538 params=20/\ 0.99/-20/1.01/0/1000/0/0 float=y maxiter=15000 inside=0 periodicity=10 mathtolerance=0.05/1 colors=000zsCvqFrpIooLknOhmRdlUajXYi_VhbRgeOfhKekH\ dnTwrWvqYup_uoatndsmfslhrkjrjilhhffgadfWbeR`dLZcGX\ bAVb5TLPR9uEDsGGqHJoJMmKQkMTiNWgPZeQbcSeaTh_VkZWm`\ Ynb_odapecqgerigtjiulkvnmwooxqqysszttruujuucvvWvvP\ wwHwwAwwCouEhtFasHUrJNqKGpJEqHDrGCscMmzVgsRb201mOZ\ gLU`IQVFMPCHI9DC68634HaNG_LFYKEWJDVIDTHCRGBPFAOEAM\ D9KC8JB7HA6F96D85C74A6385364253132011N7bL6_K6YJ5WI\ 5UG5SF4QE4OD4MC3KA3I92G82E72C61A4183162041029Gb8F`\ 8EZ7DX7CV6CT6BR5AP59N48L48J47H36F35D24B24913712501\ 3001RMgLHZGDQA8H548WZqPSfJLWCEL67AswzLPjMNiNLhOJgP\ HfQFeQDdNEbKEaHE_EEZBFX8FW5FU3FT7IVALXEOYHR_KUaOXb\ R_dUbfYeg`hicjj`ggYddWbaT_ZQXWOVTLSQIPNGNKDKHAHE8F\ B5C82950734D58J6BP7FV9I_AMeBPkDTqEWvFzw0zw0zw0zw0z\ w0zx0zx0VxcVxcVxcVxcVycVydVyfVyzVyzVzzVzzVzzVzzVzz\ VzzUzzUzzUzzUzzUmkTkiTigTfdTdbTa`T_ZSYXSVVSTTSQQSO\ ORMMRJKRHIREGRCERACPBEOCF }
frm:MandAutoCritInZ {; Jim Muth 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)+(p4)), k=real(p3)+1, l=imag(p3)+100, c=fn1(pixel): z=k*((a*(z^b))+(d*(z^f)))+c, |z| < l }
; END PARAMETER FILE=========================================