Function optimized_binary_op 

pub fn optimized_binary_op<T, Op>(
    a: &Tensor<T>,
    b: &Tensor<T>,
    op: Op,
) -> Result<Tensor<T>>
where
    T: Clone + Default + Zero + Send + Sync + 'static + Pod + Zeroable,
    Op: OptimizedBinaryOp<T> + Sync,

Optimized binary operation with fast paths for common cases