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63 lines
1.8 KiB
Plaintext
63 lines
1.8 KiB
Plaintext
NAME
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nextprime - nearest prime greater than specified number
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SYNOPSIS
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nextprime(n [,err])
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TYPES
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n real
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err integer
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return positive integer or err
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DESCRIPTION
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If n is an integer less than 2^32, nextprime(n) returns the
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first prime greater than n.
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If n >= 2^32 or n is fractional, nextprime(n, err) returns the value
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of err.
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Other cases cause a runtime error.
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EXAMPLE
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> print nextprime(10), nextprime(100), nextprime(1e6)
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11 101 1000003
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> print nextprime(3/2,-99), nextprime(2^32-1,-99), nextprime(2^32,-99)
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-99 4294967311 -99
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LIMITS
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n <= 2^32
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LINK LIBRARY
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FULL znprime(ZVALUE z)
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SEE ALSO
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prevprime
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## Copyright (C) 1999 Landon Curt Noll
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##
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## Calc is open software; you can redistribute it and/or modify it under
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## the terms of the version 2.1 of the GNU Lesser General Public License
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## as published by the Free Software Foundation.
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##
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## Calc is distributed in the hope that it will be useful, but WITHOUT
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## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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## Public License for more details.
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##
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## A copy of version 2.1 of the GNU Lesser General Public License is
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## distributed with calc under the filename COPYING-LGPL. You should have
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## received a copy with calc; if not, write to Free Software Foundation, Inc.
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## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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##
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## @(#) $Revision: 29.1 $
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## @(#) $Id: nextprime,v 29.1 1999/12/14 09:16:00 chongo Exp $
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## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/nextprime,v $
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##
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## Under source code control: 1995/12/18 12:34:57
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## File existed as early as: 1995
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##
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## chongo <was here> /\oo/\ http://reality.sgi.com/chongo/
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## Share and enjoy! :-) http://reality.sgi.com/chongo/tech/comp/calc/
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