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//Project 3, Question 3
dtmc
const double a = 0.01;
const double b = 0.05;
module Generator
x:[0..1] init 0;
[]true -> 0.5:(x'=0) + 0.5:(x'=1);
endmodule
module Line1
y:[0..1];
error1prev:bool init false;
error1:bool init false;
assigned_y:bool init false;
[]x=0 -> a:(y'=1) & (error1prev'=error1) & (error1'=true) & (assigned_y'=true) + 1-a:(y'=0) & (error1prev'=error1) & (error1'=false) & (assigned_y'=true);
[]x=1 -> b:(y'=0) & (error1prev'=error1) & (error1'=true) & (assigned_y'=true) + 1-b:(y'=1) & (error1prev'=error1) & (error1'=false) & (assigned_y'=true);
endmodule
module Line2
z:[0..1];
error2prev:bool init false;
error2:bool init false;
[]assigned_y & y=0 -> a:(z'=1) & (error2prev'=error2) & (error2'=true) + 1-a:(z'=0) & (error2prev'=error2) & (error2'=false);
[]assigned_y & y=1 -> b:(z'=0) & (error2prev'=error2) & (error2'=true) + 1-b:(z'=1) & (error2prev'=error2) & (error2'=false);
endmodule