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Error using axesm. It says "checkellipsoid' for input arguments of type 'double'"
Hi! I am getting the following error while using axesm >> axesm Undefined function 'checkellipsoid' for input argumen...
oltre 7 anni fa | 0 risposte | 0
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Find x in provided equation!
x^2-2*x+1=0 This polynomial can be expressed by using each term's coefficients, such as [1 -2 1]. Using the polynomial ...
oltre 9 anni fa
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Solve system of equation!
Given provided system of equation, and find x and y. System of equation can be expressed as each term's coefficient. For exam...
oltre 9 anni fa
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Calculate this one!
Using matlab calculate y y=(e^2)+100/20+sin(pi)*x Use x as a input.
quasi 10 anni fa
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Extrack values in 2-dimensional data
There are data c at (x,y) x=1:10;y=1:10; [x,y]=meshgrid(x,y) c=exp(sqrt(x.^2+y.^2)) Estinate data c at (x=5.4,y=7....
quasi 10 anni fa
Risolto
Calculate z=x^2+y^2
There are z in (x,y). x=1:10;y=1:10 [x y]=meshgrid(x,y) Calculate x^2+y^2.
quasi 10 anni fa
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Calculate polynomial equation
Calculate this equation using given x 1+x+x^2+x^3+....x^99 (hint: use polyval)
quasi 10 anni fa
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Change string to number
Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example
quasi 10 anni fa
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Resort number using given index!
Resort matrix [a] using given index [b]. For example, if a=[2 5 3 5]; b=[4 1 2 3]; , the result is [5 2 5 3]. (hint: y...
quasi 10 anni fa
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Sort matrix a according to ascending order of B!
To be specific, A=[9 3 1 3] B=[1 3 2 4] are provided, ascending sorting of B is [B(1) B(3) B(2) B(4)]. Thus ...
quasi 10 anni fa
Risolto
How to permute given 3d matrix?
A(:,:,1)=[1 3] A(:,:,2)=[2 2] A(:,:,3)=[4 3] Change rows to columns and columns to rows, similar to transpose. Resul...
quasi 10 anni fa
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Removing vibration!
There are [y] that vary with [x] but y including small useless vibration. x=1:10 y=[1.71 2.03 3.28 4.05 5.10 6.82 7.69 8.3...
quasi 10 anni fa
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Make 3d matrix from other matrix
A=[1 1;2 2]; B=[2 2;3 3]; C=[0 0;1 3]; Using given three matrix, make 3 dimensional matrix [D] by stacking.
quasi 10 anni fa
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Make equation that can express relationship!
Observed data [y] that vary with [x]. Unfortunately, [y] including small amount of errors. x=[1 2 3 4 5 6] y=[2.16 4.97 ...
quasi 10 anni fa
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Calculate gradient
x=1:0.1:5; y=@(x)x^2; calculate gradient (dy/dx) using numerical method. This means dydx(i)=(y(i+1)-y(i))/(x(i+1)-x...
quasi 10 anni fa
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Draw circles!
How to plot circle using matlab? using given variable [s], calculate x and y points of the circle that center is (0,0), radiu...
quasi 10 anni fa
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Make three random number on a sphere
Make three random number but these numbers, [x],[y], and [z], should accomplish x^2+y^2+z^2=1 (hint: spherical coordinate ...
quasi 10 anni fa
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Determine point is located in a circle or not
Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle,...
quasi 10 anni fa
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Solve equation numerically
y'=y In order to solve equation using computer, numerical analysis are needed. 1st order Euler's method is one of the metho...
quasi 10 anni fa
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Calculate geostrophic current
eta0=0.01; R=300; f=0.01; g=9.81; x=-500:50:500; y=-500:50:500; [x y]=meshgrid(x,y); eta=eta0*exp(-(x.^2+...
quasi 10 anni fa
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Calculate some equation
Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...
quasi 10 anni fa
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How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?
quasi 10 anni fa
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Calculate inverse matrix in square matrix
A=eye(3) Calculate inverse matrix of given input. B=function(A) ans = 1 0 0 0 1 0 ...
quasi 10 anni fa
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Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...
quasi 10 anni fa
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Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...
quasi 10 anni fa
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Extract a part of matrix!
There is matrix A A=[1 2 3; 4 5 6; 7 8 9] Extract a part of matrix A from (2,2) to (3,3). Result should...
quasi 10 anni fa
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Delete useless part of data
When someone deals with big data. if the person delete useless part, calculation will be more faster than before deleting. De...
quasi 10 anni fa
Risolto
Calculate circle's property
[A R]=function(r) r is radius, A is area of circles, R is circumference. A=pi*r^2 R=2*pi*r
quasi 10 anni fa
Risolto
Calculate correlation.
There are two data. y1=[0 1 2 3 4]' y2=[2 3 4 5 6]' We can see positive relationship between y1 and y2. The relations...
quasi 10 anni fa
