Reply To: down tack Home › Forums › Nemeth Code for Math and Science › down tack › Reply To: down tack May 5, 2022 at 10:36 pm #38818 Lindy WaltonModerator HI Deborah. The Nemeth Code does not have a symbol for the "down tack". You get to devise one! I'll ask for some advice and get back to you soon. Lindy
