Prateek jain

Active since 2018

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I have a variable matrix sigma_xz with (x,y,z) variables and want to evaluate it for different values of (x,y) to get a new matrix with only variable (z). How can I do this?
clc;clear all;close all; tic syms x y z D11=2.4804; D12=0.0543; D22=0.5419; D66=0.0792; w_11=1.278; a=0.2;b=0.1; ...

7 years ago | 1 answer | 0

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Question

Can anyone tell me that how to solve linear non homogeneous equations to find the values of v?
v=sym('v%d',[3 1]) U=[-13.13, -9.282, 0; -9.282, -13.13, -9.282; 0, -9.282, -13.13] b=U*v

8 years ago | 1 answer | 0

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Question

Can anybody help me in simplifying the final solution of 'y' in terms of variable? It can be easily solve by hand and we can get values as a factor of '(1/l)*sqrt(T/rho)'.
clc; clear all; close all; syms T h l rho F1 F2 omega mem=4 %number of elements h=l/mem %element k matri...

8 years ago | 1 answer | 0

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Question

I have problem in importing excel file containing variable.
clc; clear all; close all; syms T h rho F1 F2 mem=2 %number of elements %element k matrix k=h\T*[1 -...

8 years ago | 1 answer | 0

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Question

why the value of 'k' is coming negative if all input values are positive
clc; clear all; close all; syms x eta xi x=0.577 y=[x x;x -x;-x x;-x -x] jac=[0.25*(11+eta) 0.25*(1+xi);0.25...

8 years ago | 0 answers | 0

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Question

I want to make an array of A having both subscript and superscript as a number. Can you help me?
q= sym('q%d^%d',[4,4]);

8 years ago | 1 answer | 0

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Question

I am trying to add a symbolic matrix to cell array matrix using for loop but this error is coming: DOUBLE cannot convert the input expression into a double array.Can you please help me to resolve this issue?
Q=sym('Q',[8,1]); prompt4='specify global external member joint force in [;] form' Q=[0; 0; Q(3); Q(4); -2400; Q(6); 0 ;...

8 years ago | 1 answer | 0

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