The function evaluates the Log-likelihood of the univariate Hawkes process with exponential kernel of order one.
the Haw_ll Function implements Ogata's recurrent relationship to decrease algorithm complexity.
[Ogata, Yosihiko. "On Lewis' simulation method for point processes." IEEE Transactions on Information Theory 27.1 (1981): 23-31.]
An example on how to use the log-likelihood to fit a data sample is included.
Martin Magris (2021). Log-likelihood of the Hawkes process (https://www.mathworks.com/matlabcentral/fileexchange/68936-log-likelihood-of-the-hawkes-process), MATLAB Central File Exchange. Retrieved .
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