Difference between revisions of "File:SuTraMapT.jpg"
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Here, function tra is interpreted as a [[transfer function]]. |
Here, function tra is interpreted as a [[transfer function]]. |
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| − | The [[Trappmann function]] has no [[fixed point]]s. |
+ | The [[Trappmann function]] has no [[fixed point]]s.<br> |
The fixed points are important in construction of a [[superfunction]] |
The fixed points are important in construction of a [[superfunction]] |
||
as limiting, asymptotic values of the [[superfunction]]s. |
as limiting, asymptotic values of the [[superfunction]]s. |
||
The specification of the asymptotic behavior of the superfunction gives way to its efficient (fast and precise) evaluation. |
The specification of the asymptotic behavior of the superfunction gives way to its efficient (fast and precise) evaluation. |
||
| − | A function without [[fixed point]]s hat been believed especially difficult, if at all, to construct its [[superfunction]]. |
+ | A function without [[fixed point]]s hat been believed especially difficult, if at all, to construct its [[superfunction]].<br> |
| + | Such a believe lasted, roughly, until year 2013; then, the superfunction [[SuTra]] had been constructed and published <ref name="hikari"/>. |
||
The [[superfunction]] \(F\) is solution of the [[transfer equation]] |
The [[superfunction]] \(F\) is solution of the [[transfer equation]] |
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| Line 67: | Line 68: | ||
Let \( \Phi(z)= - \mathrm{SuTra}(- z) \) |
Let \( \Phi(z)= - \mathrm{SuTra}(- z) \) |
||
| − | Then, for any real \(t\) |
+ | Then, for any fixed real \(t\) with \(-\pi<t<\pi\) m |
| − | |||
\[ |
\[ |
||
\lim_{r \to +\infty} \Big( |
\lim_{r \to +\infty} \Big( |
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| Line 76: | Line 76: | ||
Functions [[SuTra]] and \(\Phi\) have no singularities, |
Functions [[SuTra]] and \(\Phi\) have no singularities, |
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| − | and function \(\Phi\) mimics the behavior of [[Logarithm]] everywhere except the strip along its cut, id est, along the vicinity of the negative part of the real axis. |
+ | and function \(\Phi\) mimics the behavior of [[Logarithm]] everywhere except the strip along its cut, id est, along the vicinity of the negative part of the real axis. |
| + | There, the strong oscillations and (at along the negative part of the Real axis) |
||
| + | huge values take place. |
||
In such a way, function [[SuTra]] appears as |
In such a way, function [[SuTra]] appears as |
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| Line 86: | Line 88: | ||
or \( \Im(z) \to \pm \infty \) |
or \( \Im(z) \to \pm \infty \) |
||
| + | ==Note== |
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| − | To year 2026, this property appears as a [[conjecture]] |
||
| − | that follows from the set of numerical tests. |
+ | To year 2026, the logarithmic asymptotic of function [[SuTra]] mentioned above appears as a [[conjecture]] that follows from the set of numerical tests. |
| − | Due to the permanent attacks on the server Mizugadro (perhaps by [[KGB]]) and lack of the financial/ |
+ | Due to the permanent attacks on the server Mizugadro (perhaps by [[KGB]]) and lack of the financial/technical support, Editor has no time to convert the [[conjecture]] to the [[theorem]]. The colleges, who are not under the attack, are invited to do it. |
| − | In order to |
+ | In order to motivate the colleagues, the generator of the map above is loaded below. |
==[[C++]] Generator of cures== |
==[[C++]] Generator of cures== |
||
Revision as of 21:10, 8 January 2026
Fig.20.6 from page 279 of book «Superfunctions»[1], 2020.
The image is used also as Рис.20.6 at page 288 of the Russian version «Суперфункции» [2], 2014.
The same image appears also as Figure 2 at page 6538 of the publication [3] at Applied Mathematical Sciences, 2013.
The figure shows the complex map of function SuTra; it is superfunction of the Trappmann function, \(\mathrm{tra}(z)\!=\!z\!+\!\exp(z)\).
In the figure, \[ u\!+\!\mathrm i v\!=\! \mathrm{SuTra}(x\!+\!\mathrm i y) \]
Description
The Trappmann function \(\mathrm{tra}\) is defined with \[ \mathrm{tra}(z) = z + \exp(z) \] By definition, it is elementary function and it is entire function.
Here, function tra is interpreted as a transfer function.
The Trappmann function has no fixed points.
The fixed points are important in construction of a superfunction
as limiting, asymptotic values of the superfunctions.
The specification of the asymptotic behavior of the superfunction gives way to its efficient (fast and precise) evaluation.
A function without fixed points hat been believed especially difficult, if at all, to construct its superfunction.
Such a believe lasted, roughly, until year 2013; then, the superfunction SuTra had been constructed and published [3].
The superfunction \(F\) is solution of the transfer equation \[ \mathrm{tra}(F(z))=F(z+1) \] In order to construct a simple superfunction, the additional condiction is applied:
\( F(z) \sim -\ln(-z) \) for large negative \( \Re(z) \)
These conditions allow to construct the asymptotic expansion for \(F(z)\); the truncated expansion appear as some slow function divided by \(z^m\); this truncated expansion is denoted as \(F_m(z) \).
The superfunction \(F\) appears as \[ F(z) = \lim_{M \to \infty} \mathrm{tra}^M( F_m(z-M) ) \]
Then \(\mathrm{SuTra}(z) = F(z+x_0) \)
where \(x_0\) is soliton of equation \(F(x_0)=1\) .
The resulting function has logarithmic asymptotic.
Let \( \Phi(z)= - \mathrm{SuTra}(- z) \)
Then, for any fixed real \(t\) with \(-\pi<t<\pi\) m \[ \lim_{r \to +\infty} \Big( \Phi(r\exp(\mathrm i t)) - \log(r\exp(\mathrm i t)) \Big) = 0 \]
Functions SuTra and \(\Phi\) have no singularities, and function \(\Phi\) mimics the behavior of Logarithm everywhere except the strip along its cut, id est, along the vicinity of the negative part of the real axis. There, the strong oscillations and (at along the negative part of the Real axis) huge values take place.
In such a way, function SuTra appears as Entire function with logarithmic asymptotic:
\( -\mathrm{SuTra}(-z) \sim \log(z) \)
at large values of \(z\), while either \( \Re(z) \to +\infty \) or \( \Im(z) \to \pm \infty \)
Note
To year 2026, the logarithmic asymptotic of function SuTra mentioned above appears as a conjecture that follows from the set of numerical tests.
Due to the permanent attacks on the server Mizugadro (perhaps by KGB) and lack of the financial/technical support, Editor has no time to convert the conjecture to the theorem. The colleges, who are not under the attack, are invited to do it.
In order to motivate the colleagues, the generator of the map above is loaded below.
C++ Generator of cures
/* Files ado.cin, conto.cin, Tania.cin, LambertW.cin, SuZex.cin should be loaded in order to compile the code below. */
#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 complex<double> z_type;
#define Re(x) x.real()
#define Im(x) x.imag()
#define I z_type(0.,1.)
#include "conto.cin"
#include "tania.cin"
#include "LambertW.cin"
#include "SuZex.cin"
//#include "AuZex.cin"
z_type tra(z_type z) {return z+exp(z);}
// z_type sutra(z_type z){ if( Re(z)<2. || fabs(Im(z))>2. ) return log(suzex(z));
z_type sutra(z_type z){ if( Re(z)<2. ) return log(suzex(z));
return tra(sutra(z-1.));}
main(){ int j,k,m,n; DB x,y, p,q, t; z_type z,c,d, cu,cd;
//DB x1=-1.1259817765745026; DO(n,8){ y=Re(suzex(x1)); x=y-1.; x1+=-1.2*x; printf("%18.16f %18.16f\n", x1,y);} getchar();
int M=1001,M1=M+1;
int N=1001,N1=N+1;
DB X[M1],Y[N1];
DB *g, *f, *w; // w is working array.
g=(DB *)malloc((size_t)((M1*N1)*sizeof(DB)));
f=(DB *)malloc((size_t)((M1*N1)*sizeof(DB)));
w=(DB *)malloc((size_t)((M1*N1)*sizeof(DB)));
char v[M1*N1]; // v is working array
FILE *o;o=fopen("SuTraMap.eps","w"); ado(o,2002,2002);
fprintf(o,"1001 1001 translate\n 100 100 scale\n");
fprintf(o,"1 setlinejoin 2 setlinecap\n");
DO(m,M1) X[m]=-10+.02*(m-.5);
DO(n,N1) Y[n]=-10+.02*(n-.5);
//for(n=0;n<N1;n++) { Y[n]=1.09*sinh((3./200.)*(n-200)); printf("%3d %9.6f\n",n,Y[n]); }
for(m=-10;m<11;m++){M(m,-10) L(m,10) }
for(n=-10;n<11;n++){M( -10,n) L(10,n)}
fprintf(o,".006 W 0 0 0 RGB S\n");
DO(m,M1)DO(n,N1){ g[m*N1+n]=999;
f[m*N1+n]=999;}
DO(m,M1){x=X[m]; if(m/10*10==m) printf("x=%6.3f\n",x);
DO(n,N1){y=Y[n]; z=z_type(x,y); //if(abs(z+2.)>.019)
// c=AuZex01(z-1.);
// c=AuZexAsy(LambertW(z))+1.;
//c=log(suzex(z));
c=sutra(z);
// p=abs(c-z)/(abs(c)+abs(z)); p=-log(p)/log(10.); if(p>0 && p<17) g[m*N1+n]=p;
p=Re(c); q=Im(c); if(p>-19 && p<19 && ( x<2. || fabs(q)>1.e-12 && fabs(p)>1.e-12) ){ g[m*N1+n]=p;f[m*N1+n]=q;}
}}
fprintf(o,"1 setlinejoin 1 setlinecap\n");
p=1.2;q=.4;
/* p=9;q=.16;
conto(o,g,w,v,X,Y,M,N,(15.3 ),-p,p); fprintf(o,".01 W .4 1 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(15. ),-p,p); fprintf(o,".02 W 1 0 1 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(14.7 ),-p,p); fprintf(o,".01 W 1 .5 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(14. ),-p,p); fprintf(o,".01 W .2 .2 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(13. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(12. ),-p,p); fprintf(o,".03 W 0 0 1 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(11. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N,(10. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (9. ),-p,p); fprintf(o,".03 W 0 1 1 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (8. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (7. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (6. ),-p,p); fprintf(o,".04 W 0 .5 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (5. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (4. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (3. ),-p,p); fprintf(o,".02 W 1 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (2. ),-p,p); fprintf(o,".01 W 0 0 0 RGB S\n");
conto(o,g,w,v,X,Y,M,N, (1. ),-p,p); fprintf(o,".02 W .5 0 0 RGB S\n");
*/
for(m=-8;m<8;m++)for(n=2;n<10;n+=2)conto(o,f,w,v,X,Y,M,N,(m+.1*n),-q,q);fprintf(o,".007 W 0 .6 0 RGB S\n");
for(m=0;m<8;m++) for(n=2;n<10;n+=2)conto(o,g,w,v,X,Y,M,N,-(m+.1*n),-q,q);fprintf(o,".007 W .9 0 0 RGB S\n");
for(m=0;m<8;m++) for(n=2;n<10;n+=2)conto(o,g,w,v,X,Y,M,N, (m+.1*n),-q,q);fprintf(o,".007 W 0 0 .9 RGB S\n");
for(m= 1;m<17;m++) conto(o,f,w,v,X,Y,M,N, (0.-m),-p,p);fprintf(o,".02 W .8 0 0 RGB S\n");
for(m= 1;m<17;m++) conto(o,f,w,v,X,Y,M,N, (0.+m),-p,p);fprintf(o,".02 W 0 0 .8 RGB S\n");
conto(o,f,w,v,X,Y,M,N, (0. ),-2*p,2*p); fprintf(o,".02 W .5 0 .5 RGB S\n");
for(m=-16;m<17;m++)conto(o,g,w,v,X,Y,M,N,(0.+m),-p,p);fprintf(o,".02 W 0 0 0 RGB S\n");
// fprintf(o,"0 setlinejoin 0 setlinecap\n");
// M(-10,0)L(0,0) fprintf(o,"1 1 1 RGB .02 W S\n");
//#include "plofu.cin"
fprintf(o,"showpage\n");
fprintf(o,"%c%cTrailer\n",'%','%');
fclose(o); free(f); free(g); free(w);
system("epstopdf SuTraMap.eps");
system( "open SuTraMap.pdf"); //for macintosh
getchar(); system("killall Preview"); // For macintosh
}
Latex generator of labels
%\documentclass[12pt]{article} % <br>
\paperwidth 2004px % <br>
\paperheight 2004px % <br>
\textwidth 2394px % <br>
\textheight 2300px % <br>
\topmargin -101px % <br>
\oddsidemargin -70px % <br>
\usepackage{graphics} % <br>
\usepackage{rotating} % <br>
\newcommand \sx {\scalebox} % <br>
\newcommand \rot {\begin{rotate}} % <br>
\newcommand \ero {\end{rotate}} % <br>
\newcommand \ing {\includegraphics} % <br>
\newcommand \rmi {\mathrm{i}} % <br>
\parindent 0pt
\pagestyle{empty}
\begin{document} % <br>
\parindent 0pt % <br>
\sx{1}{\begin{picture}(2002,2002) % <br>
%\put(40,20){\ing{b271tMap3}} % <br>
%\put(40,20){\ing{ExpMap}} % <br>
\put(30,1950){\sx{8}{$y$}} % <br>
\put(30,1780){\sx{7}{$8$}} % <br>
\put(30,1580){\sx{7}{$6$}} % <br>
\put(30,1380){\sx{7}{$4$}} % <br>
\put(30,1180){\sx{7}{$2$}} % <br>
\put(30,0980){\sx{7}{$0$}} % <br>
\put(-22,780){\sx{7}{$-2$}} % <br>
\put(-22,580){\sx{7}{$-4$}} % <br>
\put(-22,380){\sx{7}{$-6$}} % <br>
\put(-22,180){\sx{7}{$-8$}} % <br>
\put(120, 6){\sx{7}{$-8$}} % <br>
\put(320, 6){\sx{7}{$-6$}} % <br>
\put(520, 6){\sx{7}{$-4$}} % <br>
\put(720, 6){\sx{7}{$-2$}} % <br>
\put(988, 6){\sx{7}{$0$}} % <br>
\put(1188, 6){\sx{7}{$2$}} % <br>
\put(1388, 6){\sx{7}{$4$}} % <br>
\put(1588, 6){\sx{7}{$6$}} % <br>
\put(1788, 6){\sx{7}{$8$}} % <br>
\put(1958, 6){\sx{8}{$x$}} % <br>
\put(0,0){\ing{SuTraMap}} % <br>
%\zoomax % <br>
\put(200,1414){\sx{7}{\rot{56}$u\!=\!-2.2$\ero}} % <br>
\put(352,1328){\sx{7}{\rot{56}$u\!=\!-2$\ero}} % <br>
\put(462,1238){\sx{7}{\rot{56}$u\!=\!-1.8$\ero}} % <br>
\put(574,1188){\sx{7}{\rot{56}$u\!=\!-1.6$\ero}} % <br>
\put(652,1130){\sx{7}{\rot{56}$u\!=\!-1.4$\ero}} % <br>
\put(722,1070){\sx{7}{\rot{58}$u\!=\!-1.2$\ero}} % <br>
\put(790,1050){\sx{7}{\rot{59}$u\!=\!-1$\ero}} % <br>
\put(1518,1200){\sx{7}{\rot{10}$v\!=\!3$\ero}} % <br>
\put(1277,1590){\sx{7}{\rot{68}$v\!=\!2$\ero}} % <br>
\put(618,1632){\sx{7}{\rot{-53}$v\!=\!1$\ero}} % <br>
\put(340,1128){\sx{7}{\rot{-10}$v\!=\!0.2$\ero}} % <br>
\put(310,0984){\sx{7}{$v\!=\!0$}} % <br>
\put(330,0832){\sx{7}{\rot{10}$v\!=\!-0.2$\ero}} % <br>
\put(642,0332){\sx{7}{\rot{53}$v\!=\!-1$\ero}} % <br>
\put(1209,488){\sx{7}{\rot{-70}$v\!=\!-2$\ero}} % <br>
\put(1490,772){\sx{7}{\rot{-11}$v\!=\!-3$\ero}} % <br>
\end{picture}} % <br>
\end{document} % <br>
%
References
- ↑ https://mizugadro.mydns.jp/BOOK/468.pdf D.Kouznetsov. Superfunctions. Lambert Academic Publishing, 2020.
- ↑
https://www.morebooks.de/store/ru/book/Суперфункции/isbn/978-3-659-56202-0
https://mizugadro.mydns.jp/BOOK/202.pdf Д.Кузнецов. Суперфункции. Lambert Academic Publishing, 2014 - ↑ 3.0 3.1
https://www.m-hikari.com/ams/ams-2013/ams-129-132-2013/kouznetsovAMS129-132-2013.pdf
https://mizugadro.mydns.jp/PAPERS/2013hikari.pdf D.Kouznetsov. Entire Function with Logarithmic Asymptotic. Applied Mathematical Sciences, Vol. 7, 2013, no. 131, 6527 - 6541
Keywords
«Entire function with logarithmic asymptotic», «Complex map», «Latex», «Superfunction», «Superfunctions», «SuTra», «SuZex», «Zex»,
«Суперфункции»,
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