bug fixes in passing parameters

source/tensor/core/arithmetic/Div.cpp

@@ -203,7 +203,7 @@ XTensor Div(const XTensor &a, const XTensor &b, DTYPE alpha, int leadingDim)
         /* tensor connections */
         XLink::MakeLink(&a, &b, &c, MATH_DIVDIM);
         XLink::AddParamToHeadInt(&c, n);
-        XLink::AddParamToHeadInt(&c, alpha);
+        XLink::AddParamToHead(&c, alpha);
     }
     else{
         ShowNTErrors("Something is wrong!");

source/tensor/core/arithmetic/Multiply.cpp

@@ -204,7 +204,7 @@ XTensor Multiply(const XTensor &a, const XTensor &b, DTYPE alpha, int leadingDim
         /* tensor connections */
         XLink::MakeLink(&a, &b, &c, MATH_MULTIPLYDIM);
         XLink::AddParamToHeadInt(&c, n);
-        XLink::AddParamToHeadInt(&c, alpha);
+        XLink::AddParamToHead(&c, alpha);
     }
     else{
         ShowNTErrors("Something is wrong!");