diff --git a/src/Matrix.cpp b/src/Matrix.cpp
index bfbfbc2..85593de 100644
--- a/src/Matrix.cpp
+++ b/src/Matrix.cpp
@@ -184,12 +184,18 @@ namespace Aurora{
             if (aMatrix.getValueType() != aOther.getValueType()) {
                 //aOther is not a complex matrix
                 if (aMatrix.getValueType() == Complex) {
-                    double *output = _MxM_NC_Calc(aFuncD,aMatrix.getDataSize(), X, Y,DimsStride);
-                    return Matrix::New(output, aOther);
+                    double *output = oppside?_MxM_NC_Calc(aFuncD,aMatrix.getDataSize(),  aOther.getData(),aMatrix.getData(),DimsStride)
+                        :_MxM_CN_Calc(aFuncD,aMatrix.getDataSize(), aMatrix.getData(), aOther.getData(),DimsStride);
+                    return Matrix::New(output, aMatrix);
                 }
                 //aOther is a complex matrix, use aOther as output
-                V_MxM_NC_Calc(aFuncD, aMatrix.getDataSize(), X, Y, aOther.getData(),
-                              DimsStride);
+                if (oppside){
+                    V_MxM_CN_Calc(aFuncD, aMatrix.getDataSize(), aOther.getData(),aMatrix.getData(),aOther.getData(),DimsStride);
+                }
+                else
+                {
+                    V_MxM_NC_Calc(aFuncD, aMatrix.getDataSize(), aMatrix.getData(),aOther.getData(),aOther.getData(),DimsStride);
+                }
                 return aOther;
             } else if (aMatrix.getValueType() == Normal) {
                 V_MxM_NN_Calc(aFuncD, aMatrix.getDataSize(), X, Y, aOther.getData(),