11   using stan::math::to_matrix;  in TEST()
66   EXPECT_NO_THROW(to_matrix(a2));  in TEST()
69   EXPECT_NO_THROW(to_matrix(c2));  in TEST()
72   EXPECT_NO_THROW(to_matrix(d2));  in TEST()
75   EXPECT_NO_THROW(to_matrix(b2));  in TEST()
78   EXPECT_NO_THROW(to_matrix(f2));  in TEST()
123   a2 = to_matrix(a1);  in TEST()
127   a2 = to_matrix(c1);  in TEST()
133   a2 = to_matrix(d1);  in TEST()
139   a2 = to_matrix(b1);  in TEST()
149   a2 = to_matrix(f1);  in TEST()
255   EXPECT_MATRIX_FLOAT_EQ(a1, to_matrix(to_array_2d(a1)));  in TEST()
257   EXPECT_MATRIX_FLOAT_EQ(c1, to_vector(to_matrix(c1)));  in TEST()
260   EXPECT_MATRIX_FLOAT_EQ(d1, to_row_vector(to_matrix(d1)));  in TEST()
268   using stan::math::to_matrix;  in TEST()