An earlier real-time operating system for embedded systems from Mentor Graphics, Wilsonville, OR (www.mentor.com). VRTX was the progenitor of the VxWorks OS from Wind River and was superseded by Nucleus OS.
"VRTX." YourDictionary, n.d. Web. 17 May 2018. <http://www.yourdictionary.com/vrtx>.
VRTX. (n.d.). Retrieved May 17th, 2018, from http://www.yourdictionary.com/vrtx