Circle of Animals/Zodiac Heads Circle of Animals/Zodiac Heads Circle of Animals/Zodiac Heads is an artwork by Chinese contemporary artist and political commentator, Ai Weiwei. The work comes in a small (gold) and large (bronze) version. Created in 2010, the zodiac heads (a Rat, Ox, Tiger, Rabbit, Dragon, Snake, Horse, Goat, Monkey, Rooster, Dog, and Pig) are inspired by those which once comprised a water clock-fountain at the Old Summer Palace, which is a complex of palaces and gardens in Beijing that were constructed by the Qianlong Emperor of the Qing dynasty. The Old Summer Palace was eventually destroyed by French and British troops in
Stigma (letter) "stigme" () is the classical and post-classical word for "geometric point; punctuation mark". "Stigma" was co-opted as a name specifically for the στ sign, evidently because of the acrophonic value of its initial "st-" as well as the analogy with the name of sigma. The numeral symbol, originally quite unrelated to the στ ligature, developed from the letter Ϝ, which stood for the sound /w/ in early pre-classical forms of the Greek alphabet. This symbol became obsolete as a letter during the classical era but remained part of the Greek alphabet-based system of numerals, where its value of 6 corresponded