Newton-Leipnik chaotic attractor
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main.cpp
00001 #include "TFT_4DGL.h" 00002 00003 TFT_4DGL lcd(p9,p10,p11); 00004 00005 int main() { 00006 00007 double x1,y1,z1,x,y,z,t,dt; 00008 int xp,yp; 00009 00010 float a = 0.4; 00011 float b = 0.175; 00012 00013 x1 = 0.349; 00014 y1 = 0; 00015 z1 = -0.16; 00016 00017 dt = 0.01; 00018 00019 while(1) 00020 00021 { 00022 00023 x = x1+(-a*x1+y1+10*y1*z1)*dt; 00024 y = y1+(-x1-0.4*y1+5*x1*z1)*dt; 00025 z = z1+(b*z1-5*x1*y1)*dt; 00026 t = t+dt; 00027 00028 xp = 160+(int)floor(155*x); 00029 yp = 120+(int)floor(260*y); 00030 00031 lcd.pixel(yp,xp,WHITE); 00032 00033 x1 = x; 00034 y1 = y; 00035 z1 = z; 00036 00037 } 00038 00039 }
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Kamil Ondrousek