Mathematician's "ta-da"

• Logician's "and, therefore"
• Familiar inits. in math
• "That's the proof," in math
• Logician's triumphant sign-off
• Proof finish
• Letters at the end of a proof
• Mathematician's interjection
• Lawyer's acronym
• ''Proved!'' letters

Wikipedia Word definitions in Wikipedia
QED is a play by American playwright Peter Parnell which chronicles (part of) a day in the life of Nobel Prize-winning physicist Richard Feynman . It presents scenes from a day in Feynman's life, less than two years before his death, interweaving many strands ...