Manual now mentions that algorithm=fixed_param is mandatory when the parameters block is empty.
Manual now mentions that algorithm=fixed_param is mandatory when the parameters block is empty.

stan-dev/math,stan-dev/stan,stan-dev/math,stan-dev/math,stan-dev/stan,stan-dev/stan,stan-dev/stan,stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/stan,stan-dev/math,stan-dev/math,stan-dev/math