30 lines
780 B
C++
30 lines
780 B
C++
#ifndef FILE_MYLIB
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#define FILE_MYLIB
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#include <vector>
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/** Inner product
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@param[in] x vector
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@param[in] y vector
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@return resulting Euclidian inner product <x,y>
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*/
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double scalar(std::vector<double> const &x, std::vector<double> const &y);
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/** Inner product using BLAS routines
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@param[in] x vector
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@param[in] y vector
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@return resulting Euclidian inner product <x,y>
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*/
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double scalar_cblas(std::vector<double> const &x, std::vector<double> const &y);
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float scalar_cblas(std::vector<float> const &x, std::vector<float> const &y);
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/** L_2 Norm of a vector
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@param[in] x vector
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@return resulting Euclidian norm <x,y>
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*/
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double norm(std::vector<double> const &x);
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double Kahan_skalar(std::vector<double> const &x, std::vector<double> const &y);
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#endif
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