logit.hpp

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#ifndef __STAN__MATH__FUNCTIONS__LOGIT_HPP__
#define __STAN__MATH__FUNCTIONS__LOGIT_HPP__

#include <boost/math/tools/promotion.hpp>

namespace stan {
  namespace math {

    template <typename T>
    inline typename boost::math::tools::promote_args<T>::type
    logit(const T a) {
      using std::log;
      return log(a / (1.0 - a));
    }

  }
}

#endif