| 146 | assert_almost_equal(x.I, xpinv) |
| 147 | |
| 148 | def test_comparisons(self): |
| 149 | A = np.arange(100).reshape(10, 10) |
| 150 | mA = matrix(A) |
| 151 | mB = matrix(A) + 0.1 |
| 152 | assert_(np.all(mB == A+0.1)) |
| 153 | assert_(np.all(mB == matrix(A+0.1))) |
| 154 | assert_(not np.any(mB == matrix(A-0.1))) |
| 155 | assert_(np.all(mA < mB)) |
| 156 | assert_(np.all(mA <= mB)) |
| 157 | assert_(np.all(mA <= mA)) |
| 158 | assert_(not np.any(mA < mA)) |
| 159 | |
| 160 | assert_(not np.any(mB < mA)) |
| 161 | assert_(np.all(mB >= mA)) |
| 162 | assert_(np.all(mB >= mB)) |
| 163 | assert_(not np.any(mB > mB)) |
| 164 | |
| 165 | assert_(np.all(mA == mA)) |
| 166 | assert_(not np.any(mA == mB)) |
| 167 | assert_(np.all(mB != mA)) |
| 168 | |
| 169 | assert_(not np.all(abs(mA) > 0)) |
| 170 | assert_(np.all(abs(mB > 0))) |
| 171 | |
| 172 | def test_asmatrix(self): |
| 173 | A = np.arange(100).reshape(10, 10) |