708 / | HD | ELECTRICAL COMPUTERS: ARITHMETIC PROCESSING AND CALCULATING |
100 | DF | ELECTRICAL DIGITAL CALCULATING COMPUTER {10} |
200 | DF | .~ Particular function performed {26} |
490 | DF | .~.~ Arithmetical operation {27} |
550 | .~.~.~ Compensation for finite word length {2} | |
551 | DF | .~.~.~.~> Round off or truncation |
552 | DF | .~.~.~.~> Overflow or underflow {1} |