How do you plot exponential decay in MATLAB?

How do you plot exponential decay in MATLAB?

Decaying exponential function plot

1. t = 0:0.1:10;
2. y = 1 – exp(-t);
3. if t>5.
4. y = exp(-t);
5. end;
6. plot (t,y)

How do you get exp in MATLAB?

e z = e x ( cos y + i sin y ) . Use expm to compute a matrix exponential.

How do you calculate an exponent of a matrix in MATLAB?

When you raise a scalar to the power of a matrix, MATLAB uses the eigenvalues and eigenvectors of the matrix to calculate the matrix power. If [V,D] = eig(A) , then 2 A = V 2 D V – 1 .

What does Exp do in MATLAB?

exp (MATLAB Functions) The exp function is an elementary function that operates element-wise on arrays. Its domain includes complex numbers. Use expm for matrix exponentials.

What is the meaning Exp?

Exponential function
Exp may stand for: Exponential function, in mathematics. Expiry date of organic compounds like food or medicines. Experience points, in role-playing games. EXPTIME, a complexity class in computing.

What is Matlab Nlinfit?

beta = nlinfit( X , Y , modelfun , beta0 ) returns a vector of estimated coefficients for the nonlinear regression of the responses in Y on the predictors in X using the model specified by modelfun . The coefficients are estimated using iterative least squares estimation, with initial values specified by beta0 .

How to compute an exponential in MATLAB exp?

Y = exp (X) returns the exponential ex for each element in array X. For complex elements z = x + iy , it returns the complex exponential Use expm to compute a matrix exponential.

How does MATLAB plot for multiple complex inputs?

If you pass multiple complex arguments to plot, such as plot (z1,z2), then MATLAB® ignores the imaginary parts of the inputs and plots the real parts. To plot the real part versus the imaginary part for multiple complex inputs, you must explicitly pass the real parts and the imaginary parts to plot.

How to calculate the power of a matrix exponential?

When you raise a scalar to the power of a matrix, MATLAB uses the eigenvalues and eigenvectors of the matrix to calculate the matrix power. If [V,D] = eig (A), then . The matrix exponential is a special case of raising a scalar to a matrix power. The base for a matrix exponential is Euler’s number e = exp (1).

How to plot two data series in MATLAB?

Plot two data series using a two-column matrix. Each column of Y is plotted as a separate series, and entries in the same row of Y are plotted against the same x value. The number of rows in Y automatically generates the position of each stem on the x -axis.