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Ian Samuelsson


Last seen: 1 year ago |  Active since 2019

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How can i make my ODE graph make sense?
I don't know why my graph is like that ! I tried to plot the differential and the solved ODE but my graph dont make sense. I'm ...

2 years ago | 1 answer | 0

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Question


Why the results of the matrix X' dont show?
I'm just trying to prove if x4 = 0 the matrix X' will be [100+0 -400+0 -500+0 0], but i only recive red flags :(, someone know w...

2 years ago | 1 answer | 0

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Question


Why the software is not showing my plot ?
The only problem is, my graph don't show nothing and i dont know why, i only want the normal graph of the parametric function ...

3 years ago | 1 answer | 0

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Question


I need help to fix my quiver in my graph
i don't know why my quiver don't work here, i'm trying to make vector lines in this graph clear; clc; k = 0.04; M = 5; sym...

3 years ago | 0 answers | 0

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Answered
how i plot the graph of my solution ?
i think is done, the only problem is my quiver. clear; clc; k = 0.04; M = 5; syms t T f(t,T) = log( abs( (T-M) ./ (T+M)...

3 years ago | 0

Question


how i plot the graph of my solution ?

3 years ago | 1 answer | 0

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Question


help, how i can rotate a figure in 3D using a rotation matrix.
clearvars; set(0,'defaultTextInterpreter','latex'); set(groot, 'defaultAxesTickLabelInterpreter','latex') set(groot, 'default...

3 years ago | 1 answer | 0

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Question


i need help make the earth in the center, and the moon (lua) rotation and translation
clearvars; set(0,'defaultTextInterpreter','latex'); set(groot, 'defaultAxesTickLabelInterpreter','latex') set(groot, 'default...

3 years ago | 0 answers | 0

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Question


How can i make my esphere (lua "moon in english") rotate in my earth ?
clearvars; set(0,'defaultTextInterpreter','latex'); set(groot, 'defaultAxesTickLabelInterpreter','latex') set(groot, 'default...

3 years ago | 0 answers | 0

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Question


How to plot a graph of this matrix ?
i can't plot the 3D graph

4 years ago | 1 answer | 0

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Question


How i merge these two equations ?
clearvars; % X=xv = Aceleração % Y=yv = Massa %Z = força xv = linspace(0, 2 ); yv = linspace(0,2 ); [X, Y] = ndgrid...

5 years ago | 0 answers | 0

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Question


how i put this graphic in function of time ?
clearvars; % X=xv = Aceleração % Y=yv = Massa %Z = força xv = linspace(0, 2 ); yv = linspace(0,2 ); [X, Y] = ndgrid...

5 years ago | 0 answers | 0

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Question


I need a idea to plot in 3-D
I need a example, i can't plot my centripetal equation in 3-D the equation is F = m*(v^2/R)

5 years ago | 1 answer | 0

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Question


I need help to plot my derivate of the folium
clearvars syms t X(t)=3*t./(1+t.^3); Y(t)=3*(t.^2)./(1+t.^3); %Primeira Derivada Dx = diff(X,t); Dy = diff(Y,t); D(t) = s...

5 years ago | 0 answers | 0

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