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EldaEbrithil


Last seen: 5달 전
29 2020 이후 총 참여 횟수

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Find row elements of a table in another table
Hi all A and B are two tables; I want to know if a set of values of the first row of A is contained in B; i need also the ind...

5달 전 | 답변 수: 1 | 0

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Avoid divergent curves of ODE solutions
Hi all I have solved a system of differential equations in an iterative way, as you can see from the graph I have several curve...

6달 전 | 답변 수: 1 | 0

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Plot symbolic functions for different domain
Hi all i have a cell array where each element F{i} is a symbolic function of the variable x. I would like to plot these functio...

6달 전 | 답변 수: 1 | 0

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Symbolic integration of cell arrays
Hi all is it possible to perform symbolic integration of cell arrays? P is a cell array where each element is the function that...

6달 전 | 답변 수: 1 | 0

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Use polyfit with cell arrays
Hi all i am not able to use polyfit with cell arrays; suppose we have 2 cell arrays A and B with the same number of elements an...

6달 전 | 답변 수: 1 | 0

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Exrapolate values from cell matrix and operations with cell elements
Hi all i have a cell matrix where each cell is nx3 double. Assuming you have the coordinates ( [y k] where y and k are arrays )...

6달 전 | 답변 수: 1 | 0

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Avoide imaginary part in cell matrix
Hi all i have a cell matrix A like that: val(:,:,1,1,1) = Columns 1 through 10 {n×2 double} {n×2 double} ...

6달 전 | 답변 수: 1 | 0

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Ode Not enough input arguments.
Hi all i have this code clear all; close all; clc; xstartconica=9.923425547086419e-04; xfineconica=0.006023740592755; R...

6달 전 | 답변 수: 1 | 0

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Reduce computational time for ODE solver
Hi all i have this code for iDom_hot = 1:numel(Dall_hot) xRange_hot = Dall_hot{iDom_hot}; for iInitial_hot = 1:numel(Y0_...

7달 전 | 답변 수: 1 | 0

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Solve ODE for variable domain
Hi all is it possible to solve the same ODE system for 3 adiacent different domain? Do i need something like that? if x>x1&&x<...

7달 전 | 답변 수: 1 | 0

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neat stacking of array and cell array
Hi all i have this 3x2 cell array: 6x1 cell 1x1 cell %a 1x1 cell 1x1 cell %b [] 1x1 cell %c i want to stack up the ...

7달 전 | 답변 수: 2 | 0

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Copy cells a variable number of times
Hi all i have this code for i=1:length(a) C(i)=repmat(b(i),1,a(i)) end where b is a cell array 16x5 double 16x5 double ...

7달 전 | 답변 수: 2 | 0

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Submatrixes with different rows
Hi all i have a certain matrix 45x5, i want to neatly cut this matrix in submatrixes (or maybe group into cells) with differe...

7달 전 | 답변 수: 0 | 0

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construct a vector formed by arrays of different lengths
Hi all i want to built a vector using multiple arrays with different length. First of all with thi code a=zeros(100000,sum(c)...

7달 전 | 답변 수: 1 | 0

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Mean value of a subarray
Hi all i have an array V=1x115 i want to create another array which contains the mean value neatly of the first 8 V values than...

8달 전 | 답변 수: 1 | 0

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Save the first non-zero value in each column
Hi all i have a matrix like that 1 0 1 0 1 0 0 0 0 1 0 1 i want to save only the first non zero values in each column an...

8달 전 | 답변 수: 1 | 0

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Find different arrays in a matrix
Hi all i have a matrix like that A=[1 2 3; 4 5 6; 7 8 9] i want the index of the rows that contain B=[1 3;4 5;7 9;4 6;2 3] so ...

8달 전 | 답변 수: 1 | 0

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Cell2Mat for cells with different dimensions
Hi all i have a cell array like this: C={(21 24 47 89 57)' , ( 24 21)' , (16 87 47 89 90 99 182)'} i want to obtain...

8달 전 | 답변 수: 1 | 0

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Minimum value ineach column
Hi all i want to extract the minimum positive value in each column, i have used this code for j=1:length(columnA) a(j)=min(A...

8달 전 | 답변 수: 1 | 0

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Cell arrays difference operation
Hi all i have a 2 cell arrays, Twcell_hot and tempTOT_hot;Twcell_hot is a 1x285 array where in each cell there is a single num...

8달 전 | 답변 수: 1 | 0

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Export data from cell matrix to excel
Hi i wanto to export all the cell and their relative values contained in Ysol (it contains numerous cells) to an excel file, ho...

10달 전 | 답변 수: 1 | 0

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Cutting for loop connected with cell matrix
Hi all i have a for loop capable to solve multiple times an ODE system. It gives me, as solution for the system, a cell matrix ...

10달 전 | 답변 수: 0 | 0

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Reduce computing time ode system
Hi all i would like to reduce the computing time of my code in such a way as to increase the dimensions of integration domain (...

10달 전 | 답변 수: 2 | 0

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Find indices for the minimum positive values in a cell
Hi all i am not able to find the indices for the minimum positive values inside a 2x7 cell. I would find the cell number (conta...

10달 전 | 답변 수: 2 | 0

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ODE system with variable parameter, Boundary conditions and domain
Hi all is it possible to solve an ODE system with these characteristics? The problem can be summerized in this way, calling: D...

10달 전 | 답변 수: 1 | 0

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Solving system of equations
Hi all i have a question about solving this system of equations. Tt, Pt and M are related to space and time due to i and j; i...

11달 전 | 답변 수: 1 | 0

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Solve first order PDEs system
Hi all i have some troubles in solving this PDE system, i don't know which is the most effective method. I have searched a lot...

11달 전 | 답변 수: 0 | 0

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How to solve a system of equations when multiple parameters changes
Hi all my question regards solving system when multiple terms vary within a certain range, for example: w_1=[1,2]; w_2=[2,3];...

11달 전 | 답변 수: 1 | 0

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partial derivatives system of differential equations in multiple unknowns
Hi all i have some problem with pdepe : "Unable to perform assignment because the size of the left side is 4-by-1 and the size ...

약 1년 전 | 답변 수: 0 | 0

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