Difference between revisions of "File:Logi5T1500.png"
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$s\!=\!3.8$, blue dotted |
$s\!=\!3.8$, blue dotted |
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+ | ==[[C++]] generator of curves== |
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+ | |||
+ | <poem><nomathjax><nowiki> |
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+ | #include <math.h> |
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+ | #include <stdio.h> |
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+ | #include <stdlib.h> |
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+ | #define DB double |
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+ | #define DO(x,y) for(x=0;x<y;x++) |
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+ | using namespace std; |
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+ | #include <complex> |
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+ | typedef complex<double> z_type; |
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+ | #define Re(x) x.real() |
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+ | #define Im(x) x.imag() |
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+ | #define I z_type(0.,1.) |
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+ | //#include "conto.cin" |
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+ | #include "ado.cin" |
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+ | #include "efjh.cin" |
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+ | int main(){ int j,k,m,n; DB x,y, p,q, t; z_type z,c,d; |
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+ | FILE *o;o=fopen("logi6.eps","w");ado(o,164,24); |
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+ | fprintf(o,"62 2 translate\n 20 20 scale\n"); |
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+ | #define M(x,y) fprintf(o,"%6.3f %6.3f M\n",0.+x,0.+y); |
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+ | #define L(x,y) fprintf(o,"%6.3f %6.3f L\n",0.+x,0.+y); |
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+ | |||
+ | fprintf(o,"1 setlinejoin 2 setlinecap\n"); |
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+ | for(m=-3;m<6;m++){if(m==0){M(m,-.04)L(m,1.06)} else{M(m,0)L(m,1)}} |
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+ | for(n=0;n<2;n++){ M( -3,n)L(5,n)} |
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+ | fprintf(o,".008 W 0 0 0 RGB S\n"); |
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+ | |||
+ | maq(3.4); |
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+ | DO(m,1004) { x=-3.+8.*sqrt(.001*m); y=Re(F(x)); if(m==0)M(x,y) else L(x,y);} |
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+ | fprintf(o,".01 W 0 .7 0 RGB S\n"); |
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+ | |||
+ | maq(3.); |
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+ | DO(m,1004) { x=-3.+8.*sqrt(.001*m); y=Re(F(x)); if(m==0)M(x,y) else L(x,y);} |
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+ | fprintf(o,".015 W 1 0 0 RGB [.03 .04] 0 setdash S\n"); |
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+ | |||
+ | fprintf(o,"1 setlinejoin 1 setlinecap\n"); |
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+ | |||
+ | maq(3.8); |
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+ | DO(m,1004) { x=-3.+8.*sqrt(.001*m); y=Re(F(x)); if(y>-2) { if(m==0)M(x,y) else L(x,y);} } |
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+ | fprintf(o,".015 W 0 0 1 RGB [.001 .025] 0 setdash S\n"); |
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+ | |||
+ | fprintf(o,"showpage\n%c%cTrailer",'%','%'); fclose(o); |
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+ | system("epstopdf logi6.eps"); |
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+ | system( "open logi6.pdf"); |
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+ | getchar(); system("killall Preview"); |
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+ | } |
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+ | </nowiki></nomathjax></poem> |
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+ | |||
+ | [[Category:Latex]] |
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+ | [[Category:C++]] |
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[[Category:Explicit plot]] |
[[Category:Explicit plot]] |
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[[Category:LogisticSequence]] |
[[Category:LogisticSequence]] |
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− | [[Category: |
+ | [[Category:Superfunction]] |
Latest revision as of 06:28, 10 June 2022
LogisticSequence versus real argument for various values of parameter.
$F(x)=\mathrm{LogisticSequence}_s(x)$ versus $x$ for
$s\!=\!3$, red dashed
$s\!=\!3.4$, green solid
$s\!=\!3.8$, blue dotted
C++ generator of curves
#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 "ado.cin"
#include "efjh.cin"
int main(){ int j,k,m,n; DB x,y, p,q, t; z_type z,c,d;
FILE *o;o=fopen("logi6.eps","w");ado(o,164,24);
fprintf(o,"62 2 translate\n 20 20 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);
fprintf(o,"1 setlinejoin 2 setlinecap\n");
for(m=-3;m<6;m++){if(m==0){M(m,-.04)L(m,1.06)} else{M(m,0)L(m,1)}}
for(n=0;n<2;n++){ M( -3,n)L(5,n)}
fprintf(o,".008 W 0 0 0 RGB S\n");
maq(3.4);
DO(m,1004) { x=-3.+8.*sqrt(.001*m); y=Re(F(x)); if(m==0)M(x,y) else L(x,y);}
fprintf(o,".01 W 0 .7 0 RGB S\n");
maq(3.);
DO(m,1004) { x=-3.+8.*sqrt(.001*m); y=Re(F(x)); if(m==0)M(x,y) else L(x,y);}
fprintf(o,".015 W 1 0 0 RGB [.03 .04] 0 setdash S\n");
fprintf(o,"1 setlinejoin 1 setlinecap\n");
maq(3.8);
DO(m,1004) { x=-3.+8.*sqrt(.001*m); y=Re(F(x)); if(y>-2) { if(m==0)M(x,y) else L(x,y);} }
fprintf(o,".015 W 0 0 1 RGB [.001 .025] 0 setdash S\n");
fprintf(o,"showpage\n%c%cTrailer",'%','%'); fclose(o);
system("epstopdf logi6.eps");
system( "open logi6.pdf");
getchar(); system("killall Preview");
}
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:50, 20 June 2013 | 3,404 × 540 (185 KB) | Maintenance script (talk | contribs) | Importing image file |
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