:provingground.learning.EquationNode"></a><a id="appEquation(ExstFunc,Term):EquationNode"></a> <span class="permalink"><a href="../../provingground/learning/SimpleEquations$.html#appEquation(fn:provingground.HoTT.ExstFunc,arg:provingground.HoTT.Term):provingground.learning.EquationNode" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">appEquation</span><span c