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. Mathcad




Mathcad . :

1. . , .

2. .

3. :=.

4. , .

: , .

1.

:

1. ( () ).

2. .

3. .

4. 3D .

5. 3D .

, , . Math Graph Insert Graph ( ). .

Math Graph ( Graph):

X-Y Plot ( ) @. y = f (x) (xi, yi) i.

Polar Plot ( ) Ctrl+7. r (q), , r q.

Surface Plot ( ) Ctrl+2. z = f (x, y) . xi yj, Ai,j = f (xi, yj). A -.

Contour Plot ( ). z = f (x, y), . . , z =const.

3D Bar Plot (3D ). Ai,j z = f (x, y) .

3D Scatter Plot (3D ). Ai,j z = f (x, y) . . - .

Vector Field Plot ( ). V =(Vx, Vy). Vx Vy . f (x, y).

. (. 1) .

) )

. 1. () ()

2 , . , . . 3 4 .

1 , . . , 2. , , 1 2 (. 2).

. 2. Mathcad ( (x (t); y (t)) f (t))

 

. 3.

. . (. 4).

. 4.

:

X-Y Axes ( X-Y);

Traces ();

Labels ();

Defaults ().

, .

X-Y Axes ( X-Y) :

Log Scale ( ) , ;

Grid Lines ( ) ;

Numbered () ;

Autoscale () . x min, x max, y min, y max, ;

Show Markers ( ) , , x y;

Auto Grid ( ) Mathcad.

Axes Style ( ) : Boxed ( ), Crossed () (0; 0), None ( ). Equal Scales ( ) .

, .

Traces ()(. 5):

Legend Lable () , . , ;

Symbol () (, , .);

Line () : solid (), dash (), dot () dadot (). , Type () lines;

Color () ;

Type () : , . .;

Weight () .

. 5.

Traces :

Hide Arguments ( ) . . , ;

Hide Legend ( ) . , Legend Lable () , .

Labels () (. 6).

. 6.

Format Graph ( ) Zoom ( ). , . X-Y Zoom (. 7). Zoom ( +) , Unzoom ( ) , Full View () . , OK .

. 7.

 

. z = f (x, y) . :

1. f (x, y) Graph Surface Plot ( ). ( ) . x y [5; 5] (. 8).

. 8

. 3D Plot Format ( 3D ) QuickPlot Data x y (. 9).

. 9.

2. xi yj, . ( ) f (x, y), . : Ai,j = f (xi, yj) (. 10).

Graph Surface Plot ( ).

. 10.

3. :

M:=CreateMesh(f,xn,xk,yn,yk,s1,s2),

f , ; xn, xk, yn, yk x ; s1, s2 .

Graph Surface Plot ( M).

. . , , (x (t), y (t), z (t)), t (. 11).

Mathcad , xi, yi, zi. Graph Scatter Plot.

. 11.

. , , Format -> Graph -> 3D Plot . 3D Plot Format, . . , , .

3D Plot Format (. 12).

. 12.

General ():

View () . Rotation Z X - Y. Tilt X - Y. Zoom () , , ;

Axes Style ( ) , Perimetr () Corner (). . Corner Ox Oy A 0,0 A;

Frames ( ) Show box () , Show border () ;

Plot 1 (Plot 2...) Display as: ( 1 :) (, , .);

Axes () (. 13).

. 13.

Grids () , x, y, z = const.

Show Numbers (), .

Ox Oy xi, yj, i j, Oz , Ai,j.

Auto Grid ( ), . , .

Auto Scale ( ), Mathcad . Minimum Value () Maximum Value ().

Appearance ( ) ( Fill Options); , ( Line Options); ( Draw Points Point Options), , .

Lighting () Enable Lighting ( ) , , .

Backplanes () , : , , , .

Special () , .

Advansed () , ( Ox, Oy Oz). Enable Fog ( ) , (). Perspective () .

 

 





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