a> a) =&gt; <a href="TensorFlow-Variable.html#t:Variable" title="TensorFlow.Variable">Variable</a> a -&gt; <a href="../tensorflow-0.3.0.0/TensorFlow-Tensor.html#t:Tensor" title="TensorFlow.Tensor">Tensor</a> v a -&gt; m <a href="../tensorflow-0.3.0.0/TensorFlow-Output.html#t:ControlNode" title="TensorFlow.Output">ControlNode</a> <a href="src/TensorFlow.Variable.html#assignAdd" class="link">Source</a> <a href="#v:assignAdd" class="selflink">#</a></p><div class="doc"><p>Increments the value of a variable.</p>