%!PS-Adobe-3.0 EPSF-3.0 http://farbe.li.tu-berlin.de/egj6/egj61-5N %%BoundingBox: 70 85 244 206 %START PDFDE011.EPS /pdfmark15 where {pop} {userdict /pdfmark15 /cleartomark load put} ifelse /languagelevel where {pop languagelevel} {1} ifelse 2 lt { userdict (<<) cvn ([) cvn load put userdict (>>) cvn (]) cvn load put} if [/Title (PostScript pictures: farbe.li.tu-berlin.de/egj6/egj6.HTM) /Author (compare K. Richter "Computergrafik ...": ISBN 3-8007-1775-1) /Subject (goto: http://farbe.li.tu-berlin.de or http://color.li.tu-berlin.de) /Keywords (image reproduction, colour devices) /Creator (klaus.richter@mac.com) /CreationDate (D:2023010112000) /ModDate (D:20230101112000) /DOCINFO pdfmark15 [ /View [ /Fit ] /DOCVIEW pdfmark15 %END PDFDE011 /Times-Roman findfont dup length dict begin {1 index /FID ne {def} {pop pop} ifelse }forall /Encoding ISOLatin1Encoding def currentdict end /Times-ISOL1 exch definefont pop /Times-Italic findfont dup length dict begin {1 index /FID ne {def} {pop pop} ifelse }forall /Encoding ISOLatin1Encoding def currentdict end /TimesI-ISOL1 exch definefont pop /Times-Bold findfont dup length dict begin {1 index /FID ne {def} {pop pop} ifelse }forall /Encoding ISOLatin1Encoding def currentdict end /TimesB-ISOL1 exch definefont pop /Times-BoldItalic findfont dup length dict begin {1 index /FID ne {def} {pop pop} ifelse }forall /Encoding ISOLatin1Encoding def currentdict end /TimesBI-ISOL1 exch definefont pop /FS {findfont exch scalefont setfont} bind def /MM {72 25.4 div mul} def /str {8 string } bind def /TS {160 /Times-ISOL1 FS} bind def /TL {200 /Times-ISOL1 FS} bind def /TK {250 /Times-ISOL1 FS} bind def /TM {300 /Times-ISOL1 FS} bind def /TG {350 /Times-ISOL1 FS} bind def /TIS {160 /TimesI-ISOL1 FS} bind def /TIL {200 /TimesI-ISOL1 FS} bind def /TIK {250 /TimesI-ISOL1 FS} bind def /TIM {300 /TimesI-ISOL1 FS} bind def /TIG {350 /TimesI-ISOL1 FS} bind def /TBS {160 /TimesB-ISOL1 FS} bind def /TBL {200 /TimesB-ISOL1 FS} bind def /TBK {250 /TimesB-ISOL1 FS} bind def /TBM {300 /TimesB-ISOL1 FS} bind def /TBG {350 /TimesB-ISOL1 FS} bind def /TBIS {160 /TimesBI-ISOL1 FS} bind def /TBIL {200 /TimesBI-ISOL1 FS} bind def /TBIK {250 /TimesBI-ISOL1 FS} bind def /TBIM {300 /TimesBI-ISOL1 FS} bind def /TBIG {350 /TimesBI-ISOL1 FS} bind def /SS {160 /Symbol FS} bind def /SL {200 1 sub /Symbol FS} bind def /SK {250 1 sub /Symbol FS} bind def /SM {300 1 sub /Symbol FS} bind def /SG {350 1 sub /Symbol FS} bind def /CS {160 /Courier-ISOL1 FS} bind def /CL {200 /Courier-ISOL1 FS} bind def /CK {250 /Courier-ISOL1 FS} bind def /CM {300 /Courier-ISOL1 FS} bind def /CG {350 /Courier-ISOL1 FS} bind def /CBS {160 /CourierB-ISOL1 FS} bind def /CBL {200 /CourierB-ISOL1 FS} bind def /CBK {250 /CourierB-ISOL1 FS} bind def /CBM {300 /CourierB-ISOL1 FS} bind def /CBG {350 /CourierB-ISOL1 FS} bind def /nGs {350 /Times-ISOL1 FS show} bind def /kGs {350 /TimesI-ISOL1 FS show} bind def /bGs {350 /TimesB-ISOL1 FS show} bind def /jGs {350 /TimesBI-ISOL1 FS show} bind def /sGs {350 /Symbol FS show} bind def /iGs {300 /Times-ISOL1 FS 0 -90 rmoveto show 0 90 rmoveto} bind def /eGs {300 /Times-ISOL1 FS 0 200 rmoveto show 0 -200 rmoveto} bind def /ibGb {300 /TimesB-ISOL1 FS 0 -90 rmoveto show 0 90 rmoveto} bind def /ebGb {300 /TimesB-ISOL1 FS 0 200 rmoveto show 0 -200 rmoveto} bind def /ipG {300 /Times-ISOL1 FS 50 50 rmoveto (\267) show 50 -50 rmoveto} bind def %20% kleiner /nMs {300 /Times-ISOL1 FS show TM} bind def /kM2 {300 /TimesI-ISOL1 FS show TM} bind def /bM2 {300 /TimesB-ISOL1 FS show TM} bind def /jM2 {300 /TimesBI-ISOL1 FS show TM} bind def /sMs {300 /Symbol FS show TM} bind def /iMs {250 /Times-ISOL1 FS 0 -70 rmoveto show 0 70 rmoveto TM} bind def /eMs {250 /Times-ISOL1 FS 0 160 rmoveto show 0 -160 rmoveto TM} bind def /ibMs {250 /TimesB-ISOL1 FS 0 -70 rmoveto show 0 70 rmoveto TM} bind def /ebMs {250 /TimesB-ISOL1 FS 0 160 rmoveto show 0 -160 rmoveto TM} bind def /ipM {250 /Times-ISOL1 FS 40 40 rmoveto (\267) show 40 -40 rmoveto TM} bind def %40% kleiner /nKs {250 /Times-ISOL1 FS show TK} bind def /kKs {250 /TimesI-ISOL1 FS show TK} bind def /bKs {250 /TimesB-ISOL1 FS show TK} bind def /jKs {250 /TimesBI-ISOL1 FS show TK} bind def /sKs {250 /Symbol FS show TK} bind def /iKs {200 /Times-ISOL1 FS 0 -60 rmoveto show 0 60 rmoveto TK} bind def /eKs {200 /Times-ISOL1 FS 0 110 rmoveto show 0 -110 rmoveto TK} bind def /ibKs {200 /TimesB-ISOL1 FS 0 -60 rmoveto show 0 60 rmoveto TK} bind def /ebKs {200 /TimesB-ISOL1 FS 0 110 rmoveto show 0 -110 rmoveto TK} bind def /ipK {200 /Times-ISOL1 FS 30 30 rmoveto (\267) show 30 -30 rmoveto TK} bind def %60% kleiner /nLs {200 /Times-ISOL1 FS show TS} bind def /kLs {200 /TimesI-ISOL1 FS show TS} bind def /bLs {200 /TimesB-ISOL1 FS show TS} bind def /jLs {200 /TimesBI-ISOL1 FS show TS} bind def /sLs {200 /Symbol FS show TS} bind def /iLs {160 /Times-ISOL1 FS 0 -50 rmoveto show 0 50 rmoveto TS} bind def /eLs {160 /Times-ISOL1 FS 0 090 rmoveto show 0 -090 rmoveto TS} bind def /ibLs {160 /TimesB-ISOL1 FS 0 -50 rmoveto show 0 50 rmoveto TS} bind def /ebLs {160 /TimesB-ISOL1 FS 0 090 rmoveto show 0 -090 rmoveto TS} bind def /ipL {160 /Times-ISOL1 FS 25 25 rmoveto (\267) show 25 -25 rmoveto TS} bind def %XCHA02.PS BEG /rec %x, y width heigth {/heigth exch def /width exch def moveto width 0 rlineto 0 heigth rlineto width neg 0 rlineto closepath } bind def /colrecfi %x y width heigth c m y k {setrgbcolor rec fill} bind def /colrecst %x y width heigth c m y k {setrgbcolor rec stroke} bind def /rem %x, y width heigth {/heigth exch 0.5 mul def /width exch 0.5 mul def /yleftb exch heigth 0.5 mul add def /xleftb exch width 0.5 mul add def xleftb yleftb moveto width 0 rlineto 0 heigth rlineto width neg 0 rlineto closepath } bind def /colremfi %x y width heigth c m y k {setrgbcolor rem fill} bind def /colremst %x y width heigth c m y k {setrgbcolor rem stroke} bind def /tzr {1 0 0} bind def %Reproduktionsfarben /tzg {0 1 0} bind def /tzb {0 0 1} bind def /tzc {0 1 1} bind def /tzm {1 0 1} bind def /tzy {1 1 0} bind def /tzn {0.00} bind def %Graureihe /tzd {0.25} bind def /tzz {0.50} bind def /tzh {0.75} bind def /tzw {1.00} bind def /tfr {1 0 0 setrgbcolor} bind def %Reproduktionsfarben /tfg {0 1 0 setrgbcolor} bind def /tfb {0 0 1 setrgbcolor} bind def /tfc {0 1 1 setrgbcolor} bind def /tfm {1 0 1 setrgbcolor} bind def /tfy {1 1 0 setrgbcolor} bind def /tfrn {0.5 0.0 0.0 setrgbcolor} bind def %Reproduktionsfarben /tfgn {0.0 0.5 0.0 setrgbcolor} bind def /tfbn {0.0 0.0 0.5 setrgbcolor} bind def /tfcn {0.0 0.5 0.5 setrgbcolor} bind def /tfmn {0.5 0.0 0.5 setrgbcolor} bind def /tfyn {0.5 0.5 0.0 setrgbcolor} bind def /tfn {0.00 setgray} bind def %Graureihe /tfd {0.25 setgray} bind def /tfz {0.50 setgray} bind def /tfh {0.75 setgray} bind def /tfw {1.00 setgray} bind def %*************************************************** /cvishow {cvi 10 string cvs show} def /cvsshow1 {10 mul cvi 0.1 mul 10 string cvs show} def /cvsshow2 {100 mul cvi 0.01 mul 10 string cvs show} def /cvsshow3 {1000 mul cvi 0.001 mul 10 string cvs show} def /cvsshow4 {10000 mul cvi 0.0001 mul 10 string cvs show} def /cvsshow1x {/nxx exch def %example nxx=99.1/99.0 nxx 0 lt {(-) show} {() show} ifelse nxx 10 mul cvi abs /nxi exch def %nxi=991/990 nxi 10 idiv /nxa exch def %nxa=99 nxi nxa 10 mul sub /nxb exch def %nxb=1/0 nxa cvishow (,) show %nxa=99 nxb cvishow %nxb=1/0 } def /cvsshow2x {/nxx exch def %example nxx=99.12/99,02/99,00 nxx 0 lt {(-) show} {() show} ifelse nxx 100 mul cvi abs /nxi exch def %nxi=9912/9902/00 nxi 100 idiv /nxa exch def %nxa=99 nxi nxa 100 mul sub /nxb exch def %nxb=12/02/00 nxa cvishow (,) show %nxb=99, nxb 10 ge {nxb cvishow} if %nxb=12 nxb 1 ge nxb 9 le and {(0) show nxb cvishow} if %nxb=02 nxb 0 eq {(00) show} if %nxb=00 } def /cvsshow3x {/nxx exch def %example nxx=99.123/99.012/99.001/99.000 nxx 0 lt {(-) show} {() show} ifelse nxx 1000 mul cvi abs /nxi exch def %nxi=99123/99012/99001/99000 nxi 1000 idiv /nxa exch def %nxa=99 nxi nxa 1000 mul sub /nxb exch def %nxb=123/012/001/000 nxa cvishow (,) show %nxb=99, nxb 100 ge {nxb cvishow} if %nxb=123/012/001/000 nxb 10 ge nxb 99 le and {(0) show nxb cvishow} if %nxb=012 nxb 1 ge nxb 9 le and {(00) show nxb cvishow} if %nxb=001 nxb 0 eq {(000) show} if %nxb=000 } def /cvsshow4x {/nxx exch def %example nxx=99.123/99.0 nxx 0 lt {(-) show} {() show} ifelse nxx 10000 mul cvi abs /nxi exch def %nxi=99123/99012/99001/9 nxi 10000 idiv /nxa exch def %nxa=99 nxi nxa 10000 mul sub /nxb exch def %nxb=123/012/001/000 nxa cvishow (,) show %nxb=99, nxb 1000 ge {nxb cvishow} if %nxb=123/012/001/000 nxb 100 ge nxb 999 le and {(0) show nxb cvishow} if %nxb=012 nxb 10 ge nxb 99 le and {(00) show nxb cvishow} if %nxb=012 nxb 1 ge nxb 9 le and {(000) show nxb cvishow} if %nxb=001 nxb 0 eq {(0000) show} if %nxb=000 } def /cvsshow4s {/nxx exch def %example nxx=-0,1234 nxx 0 lt {(-0,) show} {(0,) show} ifelse /nxi nxx 10000 mul cvi abs def %nxi=1234 nxi 1000 ge {nxi cvishow} if %nxb=123/012/001/000 nxi 100 ge nxi 999 le and {(0) show nxi cvishow} if %nxb=123/012/001/000 nxi 10 ge nxi 99 le and {(00) show nxi cvishow} if %nxb=012 nxi 1 ge nxi 9 le and {(000) show nxi cvishow} if %nxb=001 nxi 0 eq {(0000) show} if %nxb=000 } def %data for LINLAB, TUBJND, CIELAB /c24 2.4 def %LINYAB /e10D24 1.0 2.4 div def /e14D24 1.4 2.4 div def /c30 3.0 def %CIELAB /e10D30 1.0 3.0 div def /e20D30 2.0 3.0 div def %*************************************************** /ifunc 0 def %TUBJND /YYL 0.001 def /YFL 0.000001 def /Yu 18.00 def %dY = (s + q * Y)/c = (A1 + A2 * Y) / A0 /JNDC 1.5 def %c=A0 /JNDS 0.0170 def %s=A1 /JNDQ 0.0058 def %q=A2 /JNDA0 JNDC def /JNDA1 JNDS def /JNDA2 JNDQ def /JNDA JNDQ JNDS div def %a=q/s=A2/A1=0,3411 /JNDT JNDC JNDS div def %t=c/s=A0/A1=88,23 /JNDB JNDA Yu mul def %b=q/s*Yu=a*Yu=A2/A1*Yu= /JNDD JNDT JNDA div def %d=t/a=A0/A2=258,6 ifunc 0 eq {%ifunc=0 %dY = (s + q Y)/ c = (A1 + A2 * Y) / A0 %dY = [1 + (q/s) Y] / (c/s) = [1 + a Y] / t = [1 + (A2/A1) * Y] / (A0/A1) %dY = [1 + (q/s)*Yu * (Y/Yu)] * (c/s) = [1 + (a*Yu) (Y/Yu)] /t % = [1 + b (Y/Yu)] / t = [ 1 + A2/A1*Yu*(Y/Yu) ] / (A0/A1) %L*= ln [1 + a Y] * d = ln [1 + (A2/A1) * Y] * (A0/A2) %dL*/dY = 1 / (1 + a*Y) * a * d) = t / (1 + a*Y) = (A0/A2) / [1 + (A2/A1) * Y] %for dL*=1: %dY = (1 + a*Y) / t = [1 + (A2/A1) * Y] / (A0/A1) %s=0.0170=A1 %q=0.0058=A2 %c=Y0=1.5=A0 %a=q/s=0.3411=A2/A1 %b=a*Yu=6.1411=(A2/A1)*Yu %t=c/s=88.23=A0/A1 %d=t/a=258.62=(A0/A1)/(A2/A1)=A0/A2 /Yn 100 def /dYu Yu JNDA mul 1 add JNDT div def %[1 + (A2/A1) * Yu] / (A0/A1) /L*u Yu JNDA mul 1 add ln JNDD mul def %A0/A2 * ln [1 + (A2/A1) * Yu] /iu 40 def %*************************************************** /Yi_L*i_dYi_L_0 {%BEG Yi_L*i_dYi_L_0 L=TUBJND /Yu0 18 def %range 0,18, 1,8, 18, 180, 1800 18000 % 0 20 40 60 80 100 %log -0.7447 0.2553 1.2553 2.2553 3.2553 4.2553 /Log018 Yu0 100 div log def 1 1 100 {/i exch def %i=1,100 YLogi i Log018 i 0.05 mul add put Yi i 10 YLogi i get exp YnW mul 100. div put %L*i = A0/A2 * ln [1 + (A2/A1) * Y] L*i i Yi i get JNDA mul 1 add ln JNDD mul put %dYi = [1 + (A2/A1) * Y] / (A0/A1) dYi i Yi i get JNDA mul 1 add JNDT div put } for %i=1,100 } bind def %END Yi_L*i_dYi_L_0 =TUBJND } if %ifunc=0 %*************************************************** ifunc 1 eq {%ifunc=1 /econst 2.71828182 def /W2 2 sqrt def /FL 0.0001 def %Yn=100, L*u=50 %Yu=Yn*[(L*u+16)/116]**3 %dYu=3*[Yn**(1/3)/116*Yu**(2/3)] /Yn 100 def /L*u 50 def /Yu L*u 16 add 116 div 3 exp 100 mul def /dYu Yn e10D30 exp 116 div 3 mul Yu e20D30 exp mul def /iu 40 def /aCIE 3 116 div Yn e20D30 exp mul def /bCIE aCIE iu e20D30 exp mul def /cCIE 3 116 div Yn e10D30 exp mul def /dCIE cCIE iu e20D30 exp mul def /eCIE 116 3 div Yn e20D30 exp mul def /fCIE eCIE iu e20D30 exp mul def %************************************************* /Yi_L*i_dYi_C_0 {%BEG Yi_L*i_dYi_C_0 C=CIELAB /Yu0 18 def %range 0,18, 1,8, 18, 180, 1800 18000 % 0 20 40 60 80 100 %log -0.7447 0.2553 1.2553 2.2553 3.2553 4.2553 /Log018 Yu0 100 div log def 1 1 100 {/i exch def %i=1,100 YLogi i Log018 i 0.05 mul add put Yi i 10 YLogi i get exp YnW mul 100. div put L*i i Yi i get YnW div e10D30 exp 116 mul 16 sub put dYi i Yi i get YnW div e20D30 exp c30 mul 100 mul 116 div put } for %i=1,100 } bind def %END Yi_L*i_dYi_C_0 C=CIELAB } if %ifunc=1 %*************************************************** %%EndProlog gsave /lanind 1 def /lantex [(G) (E) (S) (F) (I) (J) (M)] def /showde {0 lanind eq {show} {pop} ifelse} bind def /showen {1 lanind eq {show} {pop} ifelse} bind def /showes {2 lanind eq {show} {pop} ifelse} bind def /showfr {3 lanind eq {show} {pop} ifelse} bind def /showit {4 lanind eq {show} {pop} ifelse} bind def /showjp {5 lanind eq {show} {pop} ifelse} bind def /showea {1 lanind le {show} {pop} ifelse} bind def /lanindf where {pop /lanind1 lanindf def /lanind2 lanindf def /lanindd laninddf def} {/lanind1 0 def /lanind2 0 def} ifelse /colormf where {pop /colorm1 colormf def /colorm2 colormf def /colormd colormdf def} {/colorm1 0 def} ifelse /deintpf where {pop /deintp1 deintpf def /deintp2 deintpf def /deintpd deintpdf def} {/deintp1 0 def} ifelse /xcolorf where {pop /xcolor1 xcolorf def /xcolor2 xcolorf def /xcolord xcolordf def} {/xcolor1 3 def} ifelse /xchartf where {pop /xchart1 xchartf def /xchart2 xchartf def /xchartd xchartdf def /xchartm xchart2f xchart1f sub 1 add def} {/xchart1 0 def /xchartm 1 def} ifelse /xchart3f where {pop /xchart3 xchart3f def} {/xchart3 0 def} ifelse /xchart4f where {pop /xchart4 xchart4f def} {/xchart4 0 def} ifelse /pchartf where {pop /pchart1 pchartf def /pchart2 pchartf def /pchartd pchartdf def} {/pchart1 3 def} ifelse /colsepf where {pop /colsep1 colsepf def /colsep2 colsepf def /colsepd colsepdf def} {/colsep1 0 def} ifelse /pmetamf where {pop /pmetam1 pmetamf def /pmetam2 pmetamf def /pmetamd pmetamdf def} {/pmetam1 0 def} ifelse %either defaul values for xchart=0 or values for xchart=1 /lanind lanind1 def % /colorm colorm1 def % /deintp deintp1 def % /xcolor xcolor1 def % /xchart xchart1 def % /pchart pchart1 def % /colsep colsep1 def % /pmetam pmetam1 def % gsave /YLIN 1 def /ifunc 0 def /x00t 0100 def /y00t 3100 def /y00h 3400 def /ydel 250 def /x00e 5700 def /equ (]) def 72 90 translate 0.01 MM dup scale 20 setlinewidth /xchartl 2 def 100 /Times-ISOL1 FS 0 setgray 50 -100 moveto (egj61-5N) show /xwidth 6000 def /ywidth 4000 def 20 setlinewidth 1 setgray 0 0 moveto xwidth 0 rlineto 0 ywidth rlineto xwidth neg 0 rlineto closepath fill 0 0 moveto xwidth 0 rlineto 0 ywidth rlineto xwidth neg 0 rlineto closepath clip 0 setgray 0 0 moveto xwidth 0 rlineto 0 ywidth rlineto xwidth neg 0 rlineto closepath stroke 50 3800 moveto TBL (Lightness ) showea (Helligkeit ) showde TBIL (L* ) show TBL (and differences ) showea (und differenzen ) showde SL (D) show TBIL (Y ) show TBL (or ) showea (oder ) showde TBIL (dY ) show (in the colour space TUBJND) showea (im Farbenraum TUBJND) showde 15 setlinewidth 0 3740 moveto xwidth 0 rlineto stroke 25 setlinewidth x00t y00h moveto TL (The lightness ) showea (Die Helligkeit ) showde TIL (L* ) show TL (is defined by the equation: ) showea (ist definiert durch die Gleichung: ) showde x00t y00t moveto TBIL (L*) show (TUBJND) ibLs TBL ( = \050) show TBL (t/a) show TBL (\051) show TBL ( ln [ 1 + ) show TBL (a) show ipK TBIL (Y) show TBL (]) show TBL ( = \050) show TBL (t/a) show TBL (\051) show TBL ( ln [ 1 + ) show TBL (b) show ipK TBL (\050) show TBIL (Y/Y) show (u) ibLs TBL (\051]) show x00e y00t moveto TL ([1) show equ show x00t y00t ydel 1 mul sub moveto TL (a=) show JNDA cvsshow4x x00t 0850 add y00t ydel 1 mul sub moveto TL (t=) show JNDT cvsshow2x x00t 1650 add y00t ydel 1 mul sub moveto TL (t/a=) show JNDT JNDA div cvsshow1x x00t 2500 add y00t ydel 1 mul sub moveto TL (b=) show JNDB cvsshow3x x00t 3300 add y00t ydel 1 mul sub moveto TIL (Y) show (u) iLs TL (=18) show x00e y00t ydel 1 mul sub moveto TL ([2) show equ show x00t y00t ydel 2.5 mul sub moveto TL (This equation is based on psychophysical BAM\255reseach results) showea (Die Gleichung basiert auf psychophysikalischer BAM\255Forschung) showde %1 x00t y00t ydel 3.5 mul sub moveto TBIL (dY) show TBL ( = \050 s + q) show ipK TBIL (Y) show TBL (\051 / c) show TL (, see ) showea (, siehe ) showde TIL (Richter ) show TL (BAM\255Forschungsbericht 115, 1985) show x00e y00t ydel 3.5 mul sub moveto TL ([3) show equ show x00t y00t ydel 5 mul sub moveto TL (There are different versions of this equations, all with equal content) showea (Es gibt andere Versionen dieser Gleichung, alle mit gleichem Inhalt) showde %2 x00t y00t ydel 6 mul sub moveto TBIL (dY) show TBL ( = \050A) show (1) ibLs TBL ( + A) show (2) ibLs ipK TBIL (Y) show TBL (\051 / A) show (0) ibLs TL (, see ) showea (, siehe ) showde TL (CIE 230; Eq. (A.7a)) show x00e y00t ydel 6 mul sub moveto TL ([4) show equ show %3 x00t y00t ydel 7 mul sub moveto TBIL (dY) show TBL ( = \050) show TBL ( 1 + a) show ipK TBIL (Y) show TBL (\051 / t) show TBL ( = \050) show TBL ( 1 + b) show ipK TBL (\050) show TBIL (Y) show TBL ( / ) show TBIL (Y) show (u) ibLs TBL (\051 ] / t) show x00e y00t ydel 7 mul sub moveto TL ([5) show equ show %4 x00t 0000 add y00t ydel 8 mul sub moveto TL (A) show (1) iLs TL (=s=) show JNDA1 cvsshow4x x00t 1200 add y00t ydel 8 mul sub moveto TL (A) show (2) iLs TL (=q=) show JNDA2 cvsshow4x x00t 2400 add y00t ydel 8 mul sub moveto TL (A) show (0) iLs TL (=c=) show JNDA0 cvsshow1x x00t 3300 add y00t ydel 8 mul sub moveto ((c=scaling constant)) showea ((c=Skalierungskonstante)) showde x00e y00t ydel 8 mul sub moveto TL ([6) show equ show x00t y00t ydel 9.5 mul sub moveto TL (The lightness ) showea (Die Helligkeit ) showde TIL (L* ) show TL (is called the line element of ) showea (ist das Linienelement von ) showde TIL (dY) show TL (, see the equation) showea (, siehe die Gleichung) showde /y3 y00t ydel 11 mul sub def /ix0 0400 def /ix1 2000 def /ixt 0000 def /iyt 2500 def ix1 250 sub y3 120 sub moveto 500 /Symbol FS (\362) show /y3h y3 50 add def %line higher /y3a y3 120 add def %text above line /y3s y3 150 sub def %text below line ix0 y3 moveto %cero line text TBIL (L*) show (TUBJND) ibLs 30 0 rmoveto TBIL ((Y)) show TBL ( = ) show ix1 050 sub y3h moveto 800 0 rlineto stroke ix1 y3a moveto ix1 100 add y3a moveto TBL (t) show ipK TBIL (dY) show ix1 100 sub y3s moveto TBL ([ 1 + a) show ipK TBIL (Y) show TBL (]) show ix1 800 add y3 moveto TBL ( = (t/a)) show TBL ( ln [ 1 + ) show TBL (a) show ipK TBIL (Y) show TBL (]) show x00e y00t ydel 11 mul sub moveto TL ([7) show equ show grestore showpage grestore %%Trailer