3.2 - Figur - Komplexa talplanet med z, w, z*, z - w och z* - w* markerade
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(Ny sida: <noinclude>Detta är en figur som används i teoriavsnitt 3.2 och är ritad i språket [http://en.wikipedia.org/wiki/Metapost Metapost]. Du kan redigera bilden genom att...) |
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Rad 65: | Rad 65: | ||
dy := dx; % vertical distance between grid lines | dy := dx; % vertical distance between grid lines | ||
- | Lx_lft := | + | Lx_lft := 4*dx+2pt; % Length of the left-hand part of the x-axis |
- | Lx_rt := | + | Lx_rt := 7*dx+2pt; % Length of the right-hand part of the x-axis |
- | Ly_lwr := | + | Ly_lwr := 3*dy+4pt; % Length of the lower part of the y-axis |
- | Ly_upr := | + | Ly_upr := 3*dy+4pt; % Length of the upper part of the y-axis |
ahangle := 30; % Angle of the arrow tip | ahangle := 30; % Angle of the arrow tip | ||
Rad 104: | Rad 104: | ||
% Tick marks | % Tick marks | ||
- | pickup pencircle scaled 0.4pt; | + | %pickup pencircle scaled 0.4pt; |
- | for x=2dx step 2dx until infinity: | + | %for x=2dx step 2dx until infinity: |
- | + | % exitif x>Lx_rt-3pt; | |
- | + | % draw (x,-1.5pt)--(x,1.5pt); | |
- | endfor | + | %endfor |
- | for x=-2dx step -2dx until -infinity: | + | %for x=-2dx step -2dx until -infinity: |
- | + | % exitif x<-Lx_lft+2pt; | |
- | + | % draw (x,-1.5pt)--(x,1.5pt); | |
- | endfor | + | %endfor |
- | for y=2dy step 2dy until infinity: | + | %for y=2dy step 2dy until infinity: |
- | + | % exitif y>Ly_upr-5pt; | |
- | + | % draw (-1.5pt,y)--(1.5pt,y); | |
- | endfor | + | %endfor |
- | for y=-2dy step -2dy until -infinity: | + | %for y=-2dy step -2dy until -infinity: |
- | + | % exitif y<-Ly_lwr+2pt; | |
- | + | % draw (-1.5pt,y)--(1.5pt,y); | |
- | endfor | + | %endfor |
% Tick mark labels | % Tick mark labels | ||
- | picture p; | + | %picture p; |
- | p := thelabel.bot(btex $1$ etex, origin); | + | %p := thelabel.bot(btex $1$ etex, origin); |
- | draw p scaled 0.7 shifted (1*2dx,-1.5pt); | + | %draw p scaled 0.7 shifted (1*2dx,-1.5pt); |
- | p := thelabel.lft(btex $i$ etex, origin); | + | %p := thelabel.lft(btex $i$ etex, origin); |
- | draw p scaled 0.7 shifted (-1.5pt,1*2dy); | + | %draw p scaled 0.7 shifted (-1.5pt,1*2dy); |
% The points | % The points | ||
pair Z, W; | pair Z, W; | ||
- | Z = (2* | + | Z = (2*dx,1*dy); |
- | W = (-3* | + | W = (-3*dx,-1*dy); |
vardef conjugate(expr w) = | vardef conjugate(expr w) = |
Versionen från 10 april 2008 kl. 07.12
Detta är en figur som används i teoriavsnitt 3.2 och är ritad i språket Metapost. Du kan redigera bilden genom att klicka på redigera-fliken.