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| <h3 class="section">8.54 <code>CONJG</code> — Complex conjugate function</h3> |
| |
| <p><a name="index-CONJG-538"></a><a name="index-DCONJG-539"></a><a name="index-complex-conjugate-540"></a> |
| <dl> |
| <dt><em>Description</em>:<dd><code>CONJG(Z)</code> returns the conjugate of <var>Z</var>. If <var>Z</var> is <code>(x, y)</code> |
| then the result is <code>(x, -y)</code> |
| |
| <br><dt><em>Standard</em>:<dd>Fortran 77 and later, has overloads that are GNU extensions |
| |
| <br><dt><em>Class</em>:<dd>Elemental function |
| |
| <br><dt><em>Syntax</em>:<dd><code>Z = CONJG(Z)</code> |
| |
| <br><dt><em>Arguments</em>:<dd> |
| <p><table summary=""><tr align="left"><td valign="top" width="15%"><var>Z</var> </td><td valign="top" width="70%">The type shall be <code>COMPLEX</code>. |
| <br></td></tr></table> |
| |
| <br><dt><em>Return value</em>:<dd>The return value is of type <code>COMPLEX</code>. |
| |
| <br><dt><em>Example</em>:<dd> |
| <pre class="smallexample"> program test_conjg |
| complex :: z = (2.0, 3.0) |
| complex(8) :: dz = (2.71_8, -3.14_8) |
| z= conjg(z) |
| print *, z |
| dz = dconjg(dz) |
| print *, dz |
| end program test_conjg |
| </pre> |
| <br><dt><em>Specific names</em>:<dd> |
| <p><table summary=""><tr align="left"><td valign="top" width="20%">Name </td><td valign="top" width="20%">Argument </td><td valign="top" width="20%">Return type </td><td valign="top" width="25%">Standard |
| <br></td></tr><tr align="left"><td valign="top" width="20%"><code>CONJG(Z)</code> </td><td valign="top" width="20%"><code>COMPLEX Z</code> </td><td valign="top" width="20%"><code>COMPLEX</code> </td><td valign="top" width="25%">GNU extension |
| <br></td></tr><tr align="left"><td valign="top" width="20%"><code>DCONJG(Z)</code> </td><td valign="top" width="20%"><code>COMPLEX(8) Z</code> </td><td valign="top" width="20%"><code>COMPLEX(8)</code> </td><td valign="top" width="25%">GNU extension |
| <br></td></tr></table> |
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