{"version":"1.0","type":"link","title":"Sign sequence - Newikis","description":"In mathematics, a sign sequence, or ±1–sequence or bipolar sequence, is a sequence of numbers, each of which is either 1 or −1. One example is the sequence (1, −1, 1, −1, ...).","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}