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F1(u,v)=0,F2(u,v)=0 with 4 parameters a,b,c,d, 3 of which (a,c,d) are given
I have two equations F1(u,v)=0,F2(u,v)=0 with 4 parameters a,b,c,d, 3 of which (a,c,d) are given. For the range b=0.1:0.1:9, I h...

2 months ago | 1 answer | 0

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Question

How can I connect the upper endpoint of the red curve to the red dot while keeping the curvature nearly the same?
How can I connect the upper endpoint of the red curve to the red dot while keeping the curvature nearly the same? clear all ...

2 months ago | 2 answers | 0

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Question

struct to restrict curve in max problem
I have to keep the blue curve for a=1.617915e-01 (black broken line) to a=1.619728e-01. There's a small segment of the curve n...

2 months ago | 1 answer | 0

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Question

How to make the encircled curve by blue.
How to make the encircled curve by blue. clear all format long set(0,'DefaultAxesFontSize',20); figure; load('H_LC(2)....

2 months ago | 1 answer | 0

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Question

How to colour a portion of a curve by red and remaining by black
I want to colour the lower portion of curve by red and broked curve and upper part of the curve by black as shown in the fig att...

2 months ago | 2 answers | 0

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I want to get a scaled vector field $\vec F=(x^2-x)i+(y^2-y)j$. The Fig should be like the attached Fig:
I want to get a scaled vector field $\vec F=(x^2-x)i+(y^2-y)j$. The Fig should be like the attached Fig: [x,y] = meshgrid...

8 months ago | 1 answer | 0

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How to plot a curve when x(3,idx) is within a certain range
EDIT: modifies code to just load x, as otherwise there are a lot of warnings. I want to plot a curve when x(3,idx) is whithin t...

8 months ago | 1 answer | 0

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Question

I want to visualize a circle of intersection of a sphere by a plane
I want to visualize a circle of intersection of a sphere x^2+y^2+z^2=1, by a plane x+z=0. N = 20; thetavec = linspace(0,pi,...

11 months ago | 2 answers | 0

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Plot the area of the surface
Plot area of the surface that lies inside The equation can be written in polar coordinate as $r^2=a^2 \sin(2\theta)$ which...

12 months ago | 2 answers | 1

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Question

The Property inspector is not showing anything? I want to change the type/colour of the blue curve. How to solve the issue?
The Property inspector is not showing anything? I want to change the type/colour of the blue curve. How to solve the issue? ...

1 year ago | 0 answers | 0

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Question

I want to plot the vector field on F=x i+ j
I want to plot the vector field on $\vec F=x\cap i+\cap j$ Also how to plot the vector field of F=2*i+j? How to do that [...

1 year ago | 1 answer | 0

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How to plot a figure from a data where a parameter is within a range (not with the full range of data)
I want to plot the diagram where (=x(324,:)) from the range (0.4, 0.9). I want to restrict within that range. I do not want to...

1 year ago | 1 answer | 0

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I want to color for $\eta<1.054288$ by blue and red for, $\eta>1.054288$ of a curve from data
I want to use two colors of a single curve obtained from the data. I want to make the curve color blue for $0.608130<\eta<... 1 year ago | 2 answers | 0 ### 2 answers Question Euler method: ODE with different initial conditions I want to solve an ODE by Euler method with different initial conditions. I have used for y(1)=0.5:0.05:1.5; as the different ... 1 year ago | 1 answer | 0 ### 1 answer Question How to color the region between the cyan, black and blue curves How to color the region between the cyan, black and blue curves clear all format long set(0,'DefaultAxesFontSize',20); figu... 1 year ago | 1 answer | 0 ### 1 answer Question How to load matcont data file and plot I want to plot the data file of a two parameter bifurcation diagram. clear all format long set(0,'DefaultAxesFontSize',20)... 1 year ago | 1 answer | 0 ### 1 answer Question How to separately color regions R1, R2, R3, R4 in the 1st quadrant of (delta,theta) plane How to separately color regions R1, R2, R3, R4 R_1={(δ,θ)│DD>0, δ>0.3414, θ<1.8758} R_2={(δ,θ)│DD=0, δ>0.3414} R_3={(δ,θ) | ... 1 year ago | 1 answer | 0 ### 1 answer Question How to write x-ticks in latex. How to write x-ticks in latex. I tried with xticklabels({'x_m','x_2'},'interpreter','latex') But failed. Please suggest or ... 1 year ago | 1 answer | 0 ### 1 answer Question I want to put arrows on each of the lines parallel to x-axis using LOOP I want to put arrows on each of the lines parallel to x-axis using LOOP Here I am able to put one arrow. Using q = 0.2:.2:1; ... 1 year ago | 1 answer | 0 ### 1 answer Question How to plot vectorfield in the phase portrait ..... How to modify the code.... clear figure hold on epsilon=0.01;omega=0.112;theta=0.14;gamma=2.54; sys = @(t,x) [-x(1)*(x(1)-theta)*(x(1)-1)-x(2)+omega;ep... 2 years ago | 1 answer | 0 ### 1 answer Question How to plot planes parallel to the coordinate axes given by How to plot planes parallel to the coordinate axes given by y = linspace(0,5) ; x = linspace(0,5) ; [Y,X] = meshgrid(y,... 2 years ago | 1 answer | 0 ### 1 answer Question How to plot the surface of the parabolic cylinder$y^2=8x$in the first octant bounded by the planes$y=4$and$z=6$? How to plot the surface of the parabolic cylinder in the first octant bounded by the planes y=4 and z=6? Y = linspace(0,4,10... 2 years ago | 1 answer | 0 ### 1 answer Question How to move the axes so that they start from the center of the sphere (0,0,0) ()1 How to move the axes so that they start from the center of the sphere (0,0,0) (2) If I only want to keep the boundary curv... 2 years ago | 2 answers | 0 ### 2 answers Question I want to highlight the curve of intersection of the sphare and the plane x+y+z=0 by a thick blue curve. How to do that? I want to highlight the curve of intersection of the sphare and the plane by a thick blue curve. How to do that? I have tried t... 2 years ago | 1 answer | 0 ### 1 answer Question How to plot the following surface How to plot the following surface: Which type of parametrization is required to plot it... please give me a code 2 years ago | 3 answers | 0 ### 3 answers Question How to plot such a complete figure by matlab. The hemisphere is$x^2+y62+z^2=4$and the cylinder is$x^2+y^2=1$with bases$z=0$and$z=\sqrt{3}$How to plot such a complete figure by matlab. The hemisphere is$x^2+y62+z^2=4$and the cylinder is$x^2+y^2=1$with bases$z=...

2 years ago | 1 answer | 0

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Question

In pplane8, how to increase the number of parameter boxes from 6 to 8
In pplane8, there can be maximum 6 parameter boxes as shown in the attached fig......how to increase the number of parameter box...

2 years ago | 1 answer | 0

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How to get such types of multiple arrows using annotation('textarrow',[0.786 0.775],[0.763 0.763]); or else
How to get such type of double arrows at the right of each line using a loop? p = 0.3:.5:3.5; plot([0; 10.5],[p; p], 'col...

2 years ago | 0 answers | 0

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Question

How to get a solid circle encircled by another circle and solid circle encircled by a square
I am using plot(X,Y,'o','MarkerFaceColor', 'k') to get solid circle. But I want to get a solid circle encircled by another ci...

4 years ago | 1 answer | 0