Today's post is another mandelbrot newton hybrid. Ready made at http://maxitersfractalfollies.blogspot.com Mandelbrot Newton { ;fract520.gif ; blank ; calctime 0:45:28.17 ; created Nov 17, 2010 ; Fractint Version 2004 Patchlevel 10 reset=2004 type=formula formulafile=_m.frm formulaname=MandelbrotInNewton center-mag=-0.53594159502949720/+1.74212079795591200/1518260/1/-159.9999\ 99995772896/-6.8065392974658856e-009 float=y maxiter=1500 inside=0 logmap=123 colors=000CGUBET9DS8BR7AQ69P57O36N24M13L02K02K13L25M36N47O69P7AQ8CR9DSAE\ TBGUCHVDIWFKXGLYHMZIO_JP`KRaLSbMTcOVePWfQXgRZhS_iTajUbkVclXemYfnZgo_ip`j\ qakrbmscntepufqvgrwhtxiuyjvzjvziuyhsxgrwfqvdoucntblsakr`jq_hpZgoYfnWdmVc\ lUbkT`jS_iRYhQXgPWfNUdMTcLSbKQaJP`IN_HMZGLYEJXDIWCHVBFUAET9DS8BR7AQ58P47\ O36N24M13L02K02K13L25M36N47O69P7AQ8CR9DSAETBGUCHVDIWFKXGLYHMZIO_JP`KRaLS\ bMTcOVePWfQXgRZhS_iTajUbkVclXemYfnZgo_ip`jqakrbmscntepufqvgrwhtxiuyjvzjv\ ziuyhsxgrwfqvdoucntblsakr`jq_hpZgoYfnWdmVclUbkT`jS_iRYhQXgPWfNUdMTcLSbKQ\ aJP`IN_HMZGLYEJXDIWCHVBFUAET9DS8BR7AQ58P47O36N24M13L02K02K13L25M36N47O69\ P7AQ8CR9DSAETBGUCHVDIWFKXGLYHNZIO_JP`KRaLSbMTcOVePWfQYgRZhS_iTajUbkVclXe\ mYfnZho_ip`jqalrbmscntepufqvgswhtxhtxiuyhtxgrwfqveoucntbmsakr`jq_ipZgoYf\ nXdmWclVbkT`iS_hRZgQXfPWeOUdNTcMSbLQaKP`IO_HMZGLYFJXEIW } frm: MandelbrotInNewton(XAXIS) {; use float=yes: from CAL v4.0 by Tim Harris z = 0, c = pixel, cminusone = c-1: oldz = z nm = 3 * c-2 * z * cminusone dn = 3 * (3 * z * z + cminusone) z = nm/dn + 2 * z/3 |(z-oldz)|>=|0.01| ;SOURCE: mnewton.frm } Roger Alexander