Traits ====== is_array_layout --------------- Boolean type trait to detect types that model the Layout concept. is_execution_policy ------------------- Boolean type trait to detect types that model `ExecutionPolicy concept `_. is_memory_space --------------- Boolean type trait to detect types that model `MemorySpace concept `_. is_memory_traits ---------------- Boolean type trait to detect specializations of ``Kokkos::MemoryTraits``. is_reducer ---------- Boolean type trait to detect types that model the `Reducer concept `_. is_space -------- Boolean type trait to detect types that model the Space concept.