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Computer Security Resource Center

Computer Security Resource Center

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    Glossary
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⎿x⏌

Definition(s):

  The floor of a non-negative number a: the greatest integer that is smaller than or equal to a. For example,⎣5⎦ = 5, and⎣5.9⎦ = 5.
Source(s):
NIST SP 800-106

  The floor of x; the largest integer ≤ x. For example,⎿5⏌ = 5 and⎿6.9⏌ = 6.
Source(s):
NIST SP 800-135 Rev. 1

  The floor function of x; for a given real positive x,ëxû = x-g, whereëxûis a non-negative integer, and 0 £ g< 1.
Source(s):
NIST SP 800-22 Rev. 1a under ⎿x⏌

  The floor of x; the greatest integer that does not exceed x. For example, ë2.1û = 2, and ë4û = 4.
Source(s):
NIST SP 800-56B Rev. 2 under │_x_│