Function vector_covariance (o2scl) ================================== :ref:`O2scl ` : :ref:`Function List` .. doxygenfunction:: o2scl::vector_covariance(size_t n, const vec_t &data1, const vec2_t &data2, double mean1, double mean2) .. doxygenfunction:: o2scl::vector_covariance(const vec_t &data1, const vec2_t &data2, double mean1, double mean2) .. doxygenfunction:: o2scl::vector_covariance(size_t n, const vec_t &data1, const vec2_t &data2) .. doxygenfunction:: o2scl::vector_covariance(const vec_t &data1, const vec2_t &data2)