Add test for multivariate distribution function to runtest.jl: https://github.com/ohno/MetropolisAlgorithm.jl/blob/main/test/runtests.jl.
Add test for multivariate distribution function to runtest.jl:
https://github.com/ohno/MetropolisAlgorithm.jl/blob/main/test/runtests.jl.