80   q1 = AngleAxisx(a, v0.normalized());  in quaternion()
81   q2 = AngleAxisx(a, v1.normalized());  in quaternion()
117       && (aa.axis() - v1.normalized()).norm() < Scalar(1.99)  in quaternion()
118       && (aa.axis() + v1.normalized()).norm() < Scalar(1.99))  in quaternion()
124   VERIFY_IS_APPROX( v2.normalized(),(q2.setFromTwoVectors(v1, v2)*v1).normalized());  in quaternion()
125   VERIFY_IS_APPROX( v1.normalized(),(q2.setFromTwoVectors(v1, v1)*v1).normalized());  in quaternion()
126   VERIFY_IS_APPROX(-v1.normalized(),(q2.setFromTwoVectors(v1,-v1)*v1).normalized());  in quaternion()
130     VERIFY_IS_APPROX( v3.normalized(),(q2.setFromTwoVectors(v1, v3)*v1).normalized());  in quaternion()
131     VERIFY_IS_APPROX(-v3.normalized(),(q2.setFromTwoVectors(v1,-v3)*v1).normalized());  in quaternion()
135   VERIFY_IS_APPROX( v2.normalized(),(Quaternionx::FromTwoVectors(v1, v2)*v1).normalized());  in quaternion()
136   VERIFY_IS_APPROX( v1.normalized(),(Quaternionx::FromTwoVectors(v1, v1)*v1).normalized());  in quaternion()
137   VERIFY_IS_APPROX(-v1.normalized(),(Quaternionx::FromTwoVectors(v1,-v1)*v1).normalized());  in quaternion()
141     VERIFY_IS_APPROX( v3.normalized(),(Quaternionx::FromTwoVectors(v1, v3)*v1).normalized());  in quaternion()
142     VERIFY_IS_APPROX(-v3.normalized(),(Quaternionx::FromTwoVectors(v1,-v3)*v1).normalized());  in quaternion()
163   q1 = AngleAxisx(b, v1.normalized());  in quaternion()
164   q2 = AngleAxisx(b+Scalar(EIGEN_PI), v1.normalized());  in quaternion()
167   q1 = AngleAxisx(b,  v1.normalized());  in quaternion()
168   q2 = AngleAxisx(-b, -v1.normalized());  in quaternion()
201   mq1 = AngleAxisx(a, v0.normalized());  in mapQuaternion()