Sync public subset from Flux

include/numerics/matdiv.h

@@ -8,7 +8,6 @@
 
 namespace numerics{
 
-// ---------------- Serial baseline ----------------
 	template <typename T>
 	utils::Matrix<T> matdiv(const utils::Matrix<T>& A, const utils::Vector<T>& b, std::string method){
         
@@ -33,6 +32,60 @@ namespace numerics{
 	}
 
 
+
+
+    template <typename T>
+    void inplace_matdiv(utils::Matrix<T>& A, const utils::Matrix<T>& B){
+        
+        const uint64_t rows = A.rows();
+        const uint64_t cols = A.cols();
+
+        if ((rows != B.rows()) || (cols != B.cols())){
+            throw std::runtime_error("inplace_matdiv: rows and cols are not the same'");
+        }
+
+        for (uint64_t i = 0; i < rows; ++i){
+            for (uint64_t j = 0; j < cols; ++j){
+                A(i,j) /= B(i,j);
+            }
+        }
+    }
+
+
+    template <typename T>
+    utils::Matrix<T> matdiv(const utils::Matrix<T>& A, const utils::Matrix<T>& B){
+        
+        const uint64_t rows = A.rows();
+        const uint64_t cols = A.cols();
+
+        if ((rows != B.rows()) || (cols != B.cols())){
+            throw std::runtime_error("matdiv: choose div by: 'row' or 'col'");
+        }
+
+        utils::Matrix<T> C = A;
+
+        inplace_matdiv(C, B);
+
+        return C;
+    }
+
+    template <typename T>
+    void inplace_matdiv(utils::Matrix<T>& A, const T b){
+        
+        const uint64_t rows = A.rows();
+        const uint64_t cols = A.cols();
+
+
+        for (uint64_t i = 0; i < rows; ++i){
+            for (uint64_t j = 0; j < cols; ++j){
+                A(i,j) /= b;
+            }
+        }
+    }
+
+
+
+
 } // namespace numerics
 
 #endif // _matdiv_n_