Takanori Nishikawa his name was a play on Nishikawa's pseudonym with that band (Haine). [Heine's first name is written as in katakana.] The surnames of both Nishikawa and Westenfluss mean "west river" in Japanese (西川) and German (Westenfluß), respectively. "Ignited"'s title is closely similar to the mobile suit (GOUF Ignited) that Nishikawa's "GSD" character piloted. "Vertical infinity" was released on January 26, 2005 by Epic and exactly six months later by Tofu Records. The infinity symbol (∞), when facing vertically or turned sideways, looks like the number 8. That is also the number of original studio albums Nishikawa has released to date
Infinity symbol used to mean "many", or of the Greek letter ω (omega), the last letter in the Greek alphabet. Leonhard Euler used an open variant of the symbol in order to denote "absolutus infinitus". Euler freely performed various operations on infinity, such as taking its logarithm. This symbol is not used anymore, and is not encoded as a separate character in Unicode. In mathematics, the infinity symbol is used more often to represent a potential infinity, rather than to represent an actually infinite quantity such as the ordinal numbers and cardinal numbers (which use other notations). For instance, in the mathematical