Keywords: Constant.png a screenshot showing Constant IPO curves en wikibooks Adrignola CommonsHelper 2006-09-12 Alex G wikibooks en free screenshot GPL wikibooks English Wikibooks Alex G original upload log page en wikibooks Constant png 2006-09-12 09 48 Alex G 523×641× 10940 bytes <nowiki>a screenshot showing Constant IPO curves</nowiki> Blender 3D screenshots |