Eliot Carlson

Store_mass_matrix in low rank adapt mode

3

The code ``` code = """ stan_model """ compiled = nutpie.compile_stan_model(code=code) compiled = compiled.with_data(mu=3.) trace = nutpie.sample(compiled, save_warmup=True, low_rank_modified_mass_matrix=True, store_mass_matrix=True) ``` raises ValueError: cannot reshape array of size 0 into...