..\boost/rational.hpp(207): warning C4244: 'initializing': conversion from 'const `anonymous-namespace'::rational_size_check::int_type' to 'short', possible loss of data
..\boost/rational.hpp(207): warning C4244: 'initializing': conversion from '`anonymous-namespace'::rational_size_check::int_type' to 'short', possible loss of data
..\boost/rational.hpp(420): warning C4146: unary minus operator applied to unsigned type, result still unsigned
..\boost/rational.hpp(905): warning C4146: unary minus operator applied to unsigned type, result still unsigned
..\boost/rational.hpp(911): warning C4146: unary minus operator applied to unsigned type, result still unsigned
..\boost/rational.hpp(912): warning C4146: unary minus operator applied to unsigned type, result still unsigned