diff --git a/theory/t.m b/theory/t.m
new file mode 100644
index 0000000..92644e5
--- /dev/null
+++ b/theory/t.m
@@ -0,0 +1,23 @@
+clc
+clear
+
+P=[12;16;15];
+mP=P.*(1+normrnd(0,0.03,length(P),1));
+Q=[7;15;10];
+mQ=Q.*(1+normrnd(0,0.03,length(Q),1));
+rVolt=[1;
+    1*exp(1j*-123/180*pi);
+    1*exp(1j*119/180*pi);
+    ];
+mVolt=[1*(1+normrnd(0,0.03));
+    1*(1+normrnd(0,0.03))*exp(1j*-120/180*pi);
+    1*(1+normrnd(0,0.03))*exp(1j*120/180*pi);
+    ];
+a=exp(1j*2*pi/3);
+Tp2f=1/3*[1 1 1;
+    1 a a^2;
+    1 a^2 a];
+rCurr=(P+1j*Q)./rVolt;
+mCurr=(mP+1j*mQ)./mVolt;
+rI=Tp2f*rCurr
+mI=Tp2f*mCurr
\ No newline at end of file