Pushing everything again, accidentally deleted my remote repository

ex5/ex5_4/benchmarks.h

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+#pragma once
+#include <vector>
+using namespace std;
+
+/**     (A) Inner product of two vectors (from skalar_stl)
+	@param[in] x	vector
+	@param[in] y	vector
+	@return 	    resulting Euclidian inner product <x,y>
+*/
+double scalar_parallel(vector<double> const &x, vector<double> const &y);
+
+
+/**     (A) Sum entries of vector
+	@param[in] x	vector
+	@return 	    sum
+*/
+double sum(vector<double> const &x);
+
+
+/** 	(B) Matrix-vector product (from intro_vector_densematrix)
+ * 	@param[in] A	dense matrix (1D access)
+ *  @param[in] u	vector
+ *
+ *	@return    resulting vector
+*/
+vector<double> MatVec_parallel(vector<double> const &A, vector<double> const &x);
+
+
+/** 	(C) Matrix-matrix product
+ * 	@param[in] A			MxL dense matrix (1D access)
+ *  @param[in] B			LxN dense matrix (1D access)
+ *  @param[in] shared_dim 	shared dimension L
+ *
+ *	@return    resulting MxN matrix
+*/
+vector<double> MatMat_parallel(vector<double> const &A, vector<double> const &B, size_t const &shared_dim);
+
+
+/** 	(D) Evaluation of a polynomial function using Horner's scheme
+ * 	@param[in] a	coefficient vector
+ *  @param[in] x	vector with input values
+ *
+ *	@return    vector with output values
+*/
+vector<double> poly_parallel(vector<double> const &a, vector<double> const &x);
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