File:Facite.jpg

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Original file(2,092 × 2,092 pixels, file size: 799 KB, MIME type: image/jpeg)

Iterates of Factorial,

$y=\mathrm{Factorial}^n(x)$ versus $x$ for various number $n$ of iteratate.

For non–integer value sof $n$, the iterate is expressed through functions SuFac and AuFac:

$\mathrm{Factorial}^n(z)=\mathrm{SuFac}\Big(n+\mathrm{AuFac}(z)\Big)$

C++ generator of curves

// do not forget to load ado.cin, fac.cin, facp.cin, afacc.cin, SuFac.cin, AuFac.cin


#include<math.h>
#include<stdio.h>
#include<stdlib.h>
#define DB double
#define DO(x,y) for(x=0;x<y;x++)
//using namespace std;
#include <complex>
typedef std::complex<double> z_type;
#define Re(x) x.real()
#define Im(x) x.imag()
#define I z_type(0.,1.)
#include "ado.cin"
//DB B=2.;
//DB F(DB z) { return exp( exp( log(B)*z));}
//DB G(DB z) { return log( log(z) )/log(B);}
#include "fac.cin"
#include "facp.cin"
#include "afacc.cin"
#include "sufac.cin"
#include "aufac.cin"
int main(){ int m,n; double x,y,t; FILE *o;
o=fopen("FacIte.eps","w"); ado(o,1020,1020);
fprintf(o,"1 1 translate 100 100 scale\n");
#define M(x,y) fprintf(o,"%6.3f %6.3f M\n",0.+x,0.+y);
#define L(x,y) fprintf(o,"%6.3f %6.3f L\n",0.+x,0.+y);
for(m=0;m<11;m++) {M(m,0)L(m,10)}
for(m=0;m<11;m++) {M(0,m)L(10,m)}
fprintf(o,"2 setlinecap .01 W S\n");
DO(m,402){x=0.001+.01*m; y=Re(fac(x)); if(m==0)M(x,y) else L(x,y); if(y>10.1) break;}
DO(m,402){x=0.001+.01*m; y=Re(fac(fac(x))); if(m==0)M(x,y) else L(x,y); if(y>10.1) break;}
DO(m,402){x=0.001+.01*m; y=Re(fac(fac(fac(x)))); if(m==0)M(x,y) else L(x,y); if(y>10.1) break;}
fprintf(o,"1 setlinecap 1 setlinejoin .04 W 0 1 1 RGB S\n");
DO(m,1002){x=.88+.01*m; y=Re(afacc(x)); if(m==0)M(x,y) else L(x,y);}
DO(m,1002){x=.95+.01*m; y=Re(afacc(afacc(x))); if(m==0)M(x,y) else L(x,y);}
DO(m,1002){x=.98+.01*m; y=Re(afacc(afacc(afacc(x)))); if(m==0)M(x,y) else L(x,y);}
fprintf(o,"1 setlinecap 1 setlinejoin .03 W 1 .5 0 RGB S\n");
M(0,0)L(10,10) fprintf(o,"1 setlinecap 1 setlinejoin .03 W 1 0 1 RGB S\n");

for(n=-20;n<21;n++){t=.1*n; DO(m,182){x=1.01+.05*(m); y=Re(sufac(t+aufac(z_type(x,1.e-16)))); if(m==0)M(x,y)else L(x,y); if(x>10.1||y>10.1)break;} }
fprintf(o,"1 setlinecap 1 setlinejoin .002 W 0 0 0 RGB S\n");
fprintf(o,"showpage\n%c%cTrailer",'%','%'); fclose(o);
     system("epstopdf facite.eps");
     system( "open facite.pdf");
     getchar(); system("killall Preview");
}

Latex generator of labels


\documentclass[12pt]{article}
\usepackage{geometry}
\usepackage{graphicx}
\usepackage{rotating}
\paperwidth 1008pt
\paperheight 1008pt
\topmargin -94pt
\oddsidemargin -81pt
\textwidth 1100pt
\textheight 1100pt
\pagestyle {empty}
\newcommand \sx {\scalebox}
\newcommand \rot {\begin{rotate}}
\newcommand \ero {\end{rotate}}
\newcommand \ing {\includegraphics}
\parindent 0pt% <br>
\pagestyle{empty}
\begin{document}
\begin{picture}(1002,1002)
%\put(10,10){\ing{IterPowPlot}}
\put(10,10){\ing{FacIte}}
%\put(11,976){\sx{4}{$y\!=\!\mathrm{pow}_2^c(x)$}}
\put(13,991){\sx{4.4}{$y$}}% \!=\!\mathrm{Factorial}^n(x)$}}
\put(13,898){\sx{4}{$9$}}
\put(13,798){\sx{4}{$8$}}
\put(13,698){\sx{4}{$7$}}
\put(13,598){\sx{4}{$6$}}
\put(13,498){\sx{4}{$5$}}
\put(13,398){\sx{4}{$4$}}
\put(13,298){\sx{4}{$3$}}
\put(13,198){\sx{4}{$2$}}
\put(13,098){\sx{4}{$1$}}
 
\put(100,16){\sx{4}{$1$}}
\put(200,16){\sx{4}{$2$}}
\put(301,16){\sx{4}{$3$}}
\put(401,16){\sx{4}{$4$}}
\put(502,16){\sx{4}{$5$}}
\put(602,16){\sx{4}{$6$}}
\put(703,16){\sx{4}{$7$}}
\put(803,16){\sx{4}{$8$}}
\put(903,16){\sx{4}{$9$}}
\put(990,16){\sx{4}{$x$}}
 
\put(230,920){\sx{3.6}{\rot{89}$n\!=\!3$\ero}}
\put(272,920){\sx{3.6}{\rot{88}$n\!=\!2$\ero}}
\put(355,921){\sx{3.6}{\rot{85}$n\!=\!1$\ero}}
\put(342,791){\sx{2.9}{\rot{84}$y\!=\!x!$\ero}}
\put(441,890){\sx{3.6}{\rot{79}$n\!=\!0.6$\ero}}
\put(473,890){\sx{3.6}{\rot{74}$n\!=\!0.5$\ero}}
\put(530,894){\sx{3.6}{\rot{70}$n\!=\!0.4$\ero}}
\put(598,894){\sx{3.6}{\rot{69}$n\!=\!0.3$\ero}}
\put(674,898){\sx{3.6}{\rot{62}$n\!=\!0.2$\ero}}
\put(792,910){\sx{3.6}{\rot{54}$n\!=\!0.1$\ero}}
 
\put(928,932){\sx{3.6}{\rot{45}$n\!=\!0$\ero}}
\put(738,722){\sx{3.6}{\rot{45}$y\!=\!x$\ero}}
% <br>
\put(888,744){\sx{3.6}{\rot{36}$n\!=\!-0.1$\ero}}
\put(877,634){\sx{3.6}{\rot{28}$n\!=\!-0.2$\ero}}
\put(871,560){\sx{3.6}{\rot{20}$n\!=\!-0.3$\ero}}
\put(866,504){\sx{3.6}{\rot{16}$n\!=\!-0.4$\ero}}
\put(866,456){\sx{3.6}{\rot{14}$n\!=\!-0.5$\ero}}
\put(862,411){\sx{3.6}{\rot{10}$n\!=\!-0.6$\ero}}
 
\put(889,328){\sx{3.6}{\rot{5}$n\!=\!-1$\ero}}
\put(886,250){\sx{3.6}{\rot{0}$n\!=\!-2$\ero}}
\put(886,212){\sx{3.6}{\rot{0}$n\!=\!-3$\ero}}
\end{picture}
\end{document}

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current06:12, 1 December 2018Thumbnail for version as of 06:12, 1 December 20182,092 × 2,092 (799 KB)Maintenance script (talk | contribs)Importing image file

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