File:Log-factorial.PNG
Log-factorial.PNG (600 × 464 pixels, file size: 24 KB, MIME type: image/png)
Captions
Summary
[edit]Image created on en.wiki by user MarkSweep
Plot of the natural logarithm of the factorial function (strictly speaking it's the gamma function)
Created with the following gnuplot script:
set samples 1001 set terminal postscript enhanced color solid lw 2 "Times-Roman" 27 set output set key left set grid plot [0:20000] lgamma(x+1) title "ln(x!)"
Shell script for conversion to PNG format:
#! /bin/sh set -e TMPFILE=`mktemp gp2png-temp.XXXXXX` gnuplot $1 | gs -q -dNOPAUSE -dBATCH -sDEVICE=ppmraw -r200 -sOutputFile=- -f - | pnmrotate -90 | pnmscale 0.27272727272727 | pnmtopng > $TMPFILE pngcrush -brute $TMPFILE `basename $1 .gp`.png rm -f $TMPFILE
Licensing
[edit]Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. | ||
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This licensing tag was added to this file as part of the GFDL licensing update.http://creativecommons.org/licenses/by-sa/3.0/CC BY-SA 3.0Creative Commons Attribution-Share Alike 3.0truetrue |
This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or any later version. This work is distributed in the hope that it will be useful, but without any warranty; without even the implied warranty of merchantability or fitness for a particular purpose. See version 2 and version 3 of the GNU General Public License for more details.http://www.gnu.org/licenses/gpl.htmlGPLGNU General Public Licensetruetrue |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 19:22, 14 September 2006 | 600 × 464 (24 KB) | Xandi (talk | contribs) | Plot of the natural logarithm of the factorial function (strictly speaking it's the gamma function) Created with the following gnuplot script: set samples 1001 set terminal postscript enhanced color solid lw 2 "Times-Roman" 27 set output |
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