X-Git-Url: https://hackdaworld.org/gitweb/?p=physik%2Fising.git;a=blobdiff_plain;f=ising.c;fp=ising.c;h=d3690247f9a94136609a8495d27ad637656ba65a;hp=0b342332c8cf0dde84c4ef50679e791f48753e2a;hb=e7a8fb338d5648959bd7f8ee57a484add402e0f4;hpb=d607a5c2153a7a8e857a29e61af8d8368d685a7a

diff --git a/ising.c b/ising.c
index 0b34233..d369024 100644
--- a/ising.c
+++ b/ising.c
@@ -200,7 +200,7 @@ int main(int argc, char **argv)
    if((*(atom+((max_x+x_c-1)%max_x)+y_c*max_x))&1) ++count_p;
    if(((*(atom+x_c+y_c*max_x))&1)==0) count_p=4-count_p;
    delta_e=(2*count_p-4)*s;
-   if(delta_e<0) *(atom+x_c+y_c*max_x)=(*(atom+x_c+y_c*max_x)+1)&1;
+   if(delta_e<=0) *(atom+x_c+y_c*max_x)=(*(atom+x_c+y_c*max_x)+1)&1;
    else
    {
     if(1.0*rand()/RAND_MAX<exp(-1.0*delta_e*beta))