Regulaization

Started on regulaization in  Loss.h. I need to refactor the matsum.h since I need a total sum over the matrix. Also matmul needs a elementwise matmul function, which is the next this in the ragulaization

include/numerics/matabs.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include "./numerics/abs.h"
+#include "./utils/matrix.h"
+
+namespace numerics{
+	
+	template <typename T>
+	void inplace_matabs(utils::Matrix<T>& A){
+	
+		for (uint64_t i = 0; i < A.rows(); ++i){
+			for (uint64_t j = 0; j < A.cols(); ++j){
+				A(i,j) = numerics::abs(A(i,j));
+			}
+		}
+	}
+
+
+	template <typename T>
+	utils::Matrix<T> matabs(const utils::Matrix<T>& A){
+		utils::Matrix<T> B = A;
+		inplace_matabs(B);
+		return B;
+	}
+
+
+
+} // namespace numerics
+