Despite Adi Shankara's criticism of certain schools of Mahayana Buddhism, Shankara's philosophy shows strong similarities with the Mahayana Buddhist philosophy which he attacks [REF].
According to Mudgal, Shankara's Advaita and the Buddhist Madhyamaka view of ultimate reality is compatible because they are both transcendental, indescribable, non-dual and only arrived at through a via negativa (neti neti).