3.2 - Figur - Komplexa talplanet med z, w, z*, z - w och z* - w* markerade

Förberedande kurs i matematik 2

(Skillnad mellan versioner)
Hoppa till: navigering, sök
(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...)
Rad 65: Rad 65:
dy := dx; % vertical distance between grid lines
dy := dx; % vertical distance between grid lines
-
Lx_lft := 8*dx+2pt; % Length of the left-hand part of the x-axis
+
Lx_lft := 4*dx+2pt; % Length of the left-hand part of the x-axis
-
Lx_rt := 12*dx+2pt; % Length of the right-hand part of the x-axis
+
Lx_rt := 7*dx+2pt; % Length of the right-hand part of the x-axis
-
Ly_lwr := 6*dy+4pt; % Length of the lower part of the y-axis
+
Ly_lwr := 3*dy+4pt; % Length of the lower part of the y-axis
-
Ly_upr := 6*dy+4pt; % Length of the upper part of the y-axis
+
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;
+
% exitif x>Lx_rt-3pt;
-
draw (x,-1.5pt)--(x,1.5pt);
+
% 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;
+
% exitif x<-Lx_lft+2pt;
-
draw (x,-1.5pt)--(x,1.5pt);
+
% 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;
+
% exitif y>Ly_upr-5pt;
-
draw (-1.5pt,y)--(1.5pt,y);
+
% 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;
+
% exitif y<-Ly_lwr+2pt;
-
draw (-1.5pt,y)--(1.5pt,y);
+
% 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*2dx,1*2dy);
+
Z = (2*dx,1*dy);
-
W = (-3*2dx,-1*2dy);
+
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.


[Image]