Skt. apratigha; 'no-enmity，' 'no-anger.' One of the ten 'virtue-producing mental condition' elements enumerated in the Abhidharmako/sa-bha^sya. In the doctrine of the Yoga^ca^ra school， one of the eleven good mental function dharmas， and one of the 'three roots of goodness' （三善根）. The mental function of not becoming angry with anything in the environment.