Pi is an irrational number (meaning the digits never end or have a repeating pattern) that is the ratio of the circumference of a circle to its diameter...this ratio is a constant for any circle, regardless of size.
The universal recycling symbol (U+2672 â² universal recycling symbol or U+267B â» black universal recycling symbol in Unicode) is an internationally recognized symbol used to designate recyclable materials.It is composed of three mutually chasing arrows that form a Moebius mÃ¶bius (strip an unending-single sided looped). surfacehe recycling symbol is in the public domain, and is not a trademark. The Container Corporation of America originally applied for a trademark on the design, but the application was challenged, and the corporation decided to abandon the claim. As such, anyone may use or modify the recycling symbol, royalty-free.
  Ticker Symbol   An arrangement of characters (usually letters) representing a particular security listed on an exchange or otherwise traded publicly. When a company i â¦ ssues securities to the public marketplace, it selects an unused ticker symbol for its securities which investors use to place trade orders.Every listed security has a unique ticker symbol which facilitates the vast array of trade orders that flow through financial markets each day.awa has no ticker symbol they are a privately traded company and stock can only be purchased by employees of the company whom have been there at least a year.