logic

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Across
  1. 3. Its symbol is "∴"
  2. 5. Its symbol is "⇔"
  3. 6. The name of the symbol "&"
  4. 7. Its symbol is "¬"
  5. 11. The name of the symbol "⊕"
  6. 12. Its symbol is "∵"
  7. 14. Its symbol is "∃"
Down
  1. 1. The name of the symbol "!"
  2. 2. Its symbol is "∄"
  3. 3. The name of the symbol "~"
  4. 4. The name of the symbol "+"
  5. 8. The name of the symbol "∨"
  6. 9. Its symbol is "∀"
  7. 10. Its symbol is "⇒"
  8. 13. The name of the symbol "^"