Quantile function gamma revisited

[jstag]

I have been trying to answer the same question as Mario (without noticing this thread):

Boost function in rstan

Not sure if this helps. I tried your suggestion and swapped over to a Windows instance (just in case). It produced slightly different error messages. Error in compileCode(f, code, language = language, verbose = verbose) : Compilation ERROR, function(s)/method(s) not created! file2cc451971e87.cpp:6:36: warning: ISO C99 requires whitespace after the macro name #define STAN__SERVICES__COMMAND_HPP#include <boost/integer/integer_log2.hpp> ^ In file included f…

I feel like I am almost there, but am having a variable type mismatch in the solver. Do you have any suggestions?Apologies for cross-posting - I only just saw this thread.