31     template <class Dist, class Policy>
33       typename Dist::value_type find_location( // For example, normal mean.  in find_location()
34 …  typename Dist::value_type z, // location of random variable z to give probability, P(X > z) == p.  in find_location()
36       typename Dist::value_type p, // probability value desired at x, say 0.95 for 95% > z.  in find_location()
37       typename Dist::value_type scale, // scale parameter, for example, normal standard deviation.  in find_location()
45       BOOST_STATIC_ASSERT(::boost::math::tools::is_distribution<Dist>::value);   in find_location()
46       BOOST_STATIC_ASSERT(::boost::math::tools::is_scaled_distribution<Dist>::value);  in find_location()
52        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
57        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
62        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
68       return z - (quantile(Dist(), p) * scale);  in find_location()
71     template <class Dist>
73       typename Dist::value_type find_location( // For example, normal mean.  in find_location()
74 …  typename Dist::value_type z, // location of random variable z to give probability, P(X > z) == p.  in find_location()
76       typename Dist::value_type p, // probability value desired at x, say 0.95 for 95% > z.  in find_location()
77       typename Dist::value_type scale) // scale parameter, for example, normal standard deviation.  in find_location()
79        return (find_location<Dist>(z, p, scale, policies::policy<>()));  in find_location()
85     template <class Dist, class Real1, class Real2, class Real3>
86     inline typename Dist::value_type find_location( // Default policy.  in find_location()
91       typename Dist::value_type p = c.param1;  in find_location()
94        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
97       typename Dist::value_type z = c.dist;  in find_location()
100        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
103       typename Dist::value_type scale = c.param2;  in find_location()
106        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
110        return z - quantile(Dist(), p) * scale;  in find_location()
114     template <class Dist, class Real1, class Real2, class Real3, class Real4>
115     inline typename Dist::value_type find_location( // Explicit policy.  in find_location()
120       typename Dist::value_type p = c.param1;  in find_location()
123        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
126       typename Dist::value_type z = c.dist;  in find_location()
129        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
132       typename Dist::value_type scale = c.param2;  in find_location()
135        return policies::raise_domain_error<typename Dist::value_type>(  in find_location()
139        return z - quantile(Dist(), p) * scale;  in find_location()