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Diffstat (limited to 'games/factor/factor.6')
-rw-r--r-- | games/factor/factor.6 | 127 |
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diff --git a/games/factor/factor.6 b/games/factor/factor.6 deleted file mode 100644 index ba82f1407237..000000000000 --- a/games/factor/factor.6 +++ /dev/null @@ -1,127 +0,0 @@ -.\" Copyright (c) 1989, 1993 -.\" The Regents of the University of California. All rights reserved. -.\" -.\" This code is derived from software contributed to Berkeley by -.\" Landon Curt Noll. -.\" -.\" Redistribution and use in source and binary forms, with or without -.\" modification, are permitted provided that the following conditions -.\" are met: -.\" 1. Redistributions of source code must retain the above copyright -.\" notice, this list of conditions and the following disclaimer. -.\" 2. Redistributions in binary form must reproduce the above copyright -.\" notice, this list of conditions and the following disclaimer in the -.\" documentation and/or other materials provided with the distribution. -.\" 3. Neither the name of the University nor the names of its contributors -.\" may be used to endorse or promote products derived from this software -.\" without specific prior written permission. -.\" -.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND -.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE -.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL -.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS -.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) -.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY -.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF -.\" SUCH DAMAGE. -.\" -.\" @(#)factor.6 8.1 (Berkeley) 5/31/93 -.\" -.\" $FreeBSD$ -.\" -.\" By: Landon Curt Noll chongo@toad.com, ...!{sun,tolsoft}!hoptoad!chongo -.\" -.\" chongo <for a good prime call: 391581 * 2^216193 - 1> /\oo/\ -.\" -.Dd October 10, 2002 -.Dt FACTOR 6 -.Os -.Sh NAME -.Nm factor , primes -.Nd factor a number, generate primes -.Sh SYNOPSIS -.Nm -.Op Fl h -.Op Ar number ... -.Nm primes -.Op Fl h -.Op Ar start Op Ar stop -.Sh DESCRIPTION -The -.Nm -utility will factor positive integers. -When a number is factored, it is printed, followed by a -.Ql \&: , -and the list of factors on a single line. -Factors are listed in ascending order, and are preceded by a space. -If a factor divides a value more than once, it will be printed more than once. -.Pp -When -.Nm -is invoked with one or more arguments, each argument will be factored. -.Pp -When -.Nm -is invoked with no arguments, -.Nm -reads numbers, one per line, from standard input, until end of file or error. -Leading white-space and empty lines are ignored. -Numbers may be preceded by a single -.Ql + . -Numbers are terminated by a non-digit character (such as a newline). -After a number is read, it is factored. -.Pp -The -.Nm primes -utility prints primes in ascending order, one per line, starting at or above -.Ar start -and continuing until, but not including -.Ar stop . -The -.Ar start -value must be at least 0 and not greater than -.Ar stop . -The -.Ar stop -value must not be greater than the maximum. -The default and maximum value of -.Ar stop -is 3825123056546413050. -.Pp -When the -.Nm primes -utility is invoked with no arguments, -.Ar start -is read from standard input and -.Ar stop -is taken to be the maximum. -The -.Ar start -value may be preceded by a single -.Ql + . -The -.Ar start -value is terminated by a non-digit character (such as a newline). -.Sh DIAGNOSTICS -.Bl -diag -.It "negative numbers aren't permitted" -.It "illegal numeric format" -.It "start value must be less than stop value" -.It "Result too large" -.El -.Sh BUGS -.Nm -cannot handle the -.Dq "10 most wanted" -factor list, -.Nm primes -will not get you a world record. -.Pp -.Nm primes -is unable to list primes between 3825123056546413050 and 18446744073709551615 -since it relies on strong pseudoprime tests after sieving, and nobody has -proven how many strong pseudoprime tests are required to prove primality for -integers larger than 3825123056546413050. |