Algophobia Algophobia Algophobia is a phobia of pain - an abnormal and persistent fear of pain that is far more powerful than that of a normal person. Algophobia is much more common in elderly people. It can be treated with behavioral therapy and anti-anxiety medication. The term comes from the , "álgos", "pain" and , "phóbos", "fear". According to Sabino Metta, a behavioral psychologist, the phobic reaction is a learned behavior. A common example of this would be an elderly person who hears about all of their friends suffering from various ailments and pains. This person will begin to anticipate the
Persistent array changing the label of "e" to "(i, ar2[i])", and changing "array[i]" to "v". There exists an implementation of fully persistent arrays such that look-up and updates can be done in formula_10-time, and space formula_11, with "m" the number of arrays and "n" the number of element in an array. This implementation is optimal for look-up, according to the so-called cell-probe model. Note however that this implementation is far more complex than the two mentionned above, and thus won't be described in this article. Persistent array In computer science, and more precisely in data structure, a persistent array is a persistent