Efficiently determining a floor for a floating-point number

Details Efficiently determining a floor for a floating-point number Efficiently determining a floor for a floating-point number

2006-02-21

2006-02-21

Mai, Tan V. (Department: 2193)

Electrical computers: arithmetic processing and calculating

Electrical digital calculating computer

Particular function performed

Reexamination Certificate

active

07003539

ABSTRACT:
An apparatus, method and computer program product for processing a binary floating-point number having a sign bit and a mantissa having a fraction portion. It includes identifying the fraction portion of the binary floating-point number; and replacing each bit of the fraction portion with the sign bit, thereby producing a floor of the binary floating-point number.

REFERENCES:
patent: 5258943 (1993-11-01), Gamez et al.
patent: 5568412 (1996-10-01), Han et al.
patent: 6535898 (2003-03-01), Yuval
patent: 6557021 (2003-04-01), Brooks et al.
patent: 2002/0087609 (2002-07-01), Zohar

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