Method batches

extensions/include/cuMat/src/UnaryOps.h:306–306

	__host__ __device__ CUMAT_STRONG_INLINE Index rows() const { return child_.rows(); }
	__host__ __device__ CUMAT_STRONG_INLINE Index cols() const { return child_.cols(); }
	__host__ __device__ CUMAT_STRONG_INLINE Index batches() const { return child_.batches(); }

	__device__ CUMAT_STRONG_INLINE Scalar coeff(Index row, Index col, Index batch, Index index) const
	{