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Con actividad desde 2018

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Solving a set of simultaneous equations with matrices
Hello, I am trying to solve a set of simultaneous equations as follows, where the values of Qa, Q1, Q2, Q3, Q4 are unknown, and ...

casi 6 años hace | 0 respuestas | 0

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Solving simultaneous time-dependent matrix equations
I am attempting to solve a set of time-dependent equations which involve matrices. I have tried to use both ode45 and ode15 whic...

casi 6 años hace | 1 respuesta | 0

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Solving set of time-dependent differential equations using ode45
I am writing a code to solve a set of two differential equations that are time-dependent, where μ is a constant: I have writt...

alrededor de 6 años hace | 1 respuesta | 0

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Plotting contours of Z on an x-y axis where Z is not a function of x or y
Hello, I have collected data of temperature measurements at certain coordinates in a room. I want to plot these temperature mea...

alrededor de 6 años hace | 3 respuestas | 2

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I am writing a code to solve 5 simultaneous equations with 5 unknowns. I am using the function vpasolve, however the code takes 50 minutes to run. Is there a quicker way of solving the equations?
syms Qa_1 Q1_1 Q2_1 Q3_1 Q4_1; eqn1 = (Qa_1 == Q1_1 + Q2_1 + Q3_1 + Q4_1); eqn2 = (Qa_1^2/60.51 + Q1_1^2/0.8616 ...

más de 6 años hace | 1 respuesta | 0

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