function dotproduct(E1 &&, E2 &&) reducing¶
template <typename E1, typename E2,
typename T = expression_value_type<decltype(std::declval<E1>() * std::declval<E2>())>>
requires expression_arguments<E1, E2>
KFR_FUNCTION T dotproduct(E1&& x, E2&& y) Returns the dot product of two vectors.
Defined at base/reduce.hpp:338