Transferred from en.wikipedia to Commons by Maksim.

摘要

Graph of the logarithmic integral function li(x) in the range of 1.01 < x < 25

Original creation by Linas Vepstas <linas@linas.org>; using gnuplot with setup

set term svg
set out 'li.svg'
#
set data style lines
set key right
set xzeroaxis linetype -1 linewidth 2
set yzeroaxis linetype -1 linewidth 2
set xtics axis
set ytics axis
#
# set bmargin 2
set lmargin 5
#
# set yrange [-3:12]
unset border
set border 2
#
set title "logarithmic integral li(x)"
set xlabel "x"  0, 3
set ylabel "li(x)" -1, 0
plot "li.dat" using 1:2 title "" with lines linewidth 2

協議

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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

Original upload log

Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version.

Click on date to download the file or see the image uploaded on that date.

• (del) (cur) 22:33, 21 December 2005 . . en:User:Linas Linas ( en:User_talk:Linas Talk) . . 600x480 (10521 bytes) (Original creation by Linas Vepstas <linas@linas.org>)