Complex sentence: Both perturb and observe, and incremental conductance, are examples of "hill climbing" methods that can find the local maximum of the power curve for the operating condition of the array, and so provide a true maximumm power point.
Split into simpler sentences: Both perturb and observe, and incremental conductance, are examples of "hill climbing" methods. These methods can find the local maximum of the power curve for the operating condition of the array, and so provide a true maximumm power point.