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"COEES." (n.d.). Fullformexpand.com. Retrieved June 7, 2026, from https://www.fullformexpand.com/coees/central-office-equipment-engineering-system.
COEES. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/coees/central-office-equipment-engineering-system (Accessed: 7 June 2026).
The logical NOT, often represented by the symbol '!', is a fundamental operator in the field of computer science and mathematics. This operator is used to invert the truth value\u2026