AbstractFieldMatrix.html#extractField(T[][])">extractField</a></strong>(T[][]&nbsp;d)</code>
<div class="block">Get the elements type from an array.</div>
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<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="type parameter in FieldMatrix">T</a>&gt;</code></td>
<td class="colLast"><span class="strong">F