<indefintegral type='phrasegroup'>
       <properties>
                 <property name='wordlike' value='True' type='bool' />
         </properties>
       <entities>
                 <si_cell type='phrase' size_scaling='1.5' padding='0 0 4 0' lead='v' >
                           <properties>
                                     <property name='deletable' value='3' type='int' />
                                     <property name='enterable' value='False' type='bool' />
                                     <property name='attachable' value='False' type='bool' />
                             </properties>
                           <entities>
                                     <Symbol0 type='symbol' shape='∫' name='int_sym' ink='True' italic='True' >
                                               <properties>
                                                         <property name='attachable' value='False' type='bool'/>
                                                 </properties>
                                       </Symbol0>
                             </entities>
                   </si_cell>
                 <operand type='phrase' target='operand' recommending='True' operand='0' >
                           <properties>
                                     <property name='deletable' value='3' type='int' />
                             </properties>
                   </operand>
                 <by_phrase type='phrase' padding='5 0 0 0' >
                           <properties>
                                     <property name='enterable' value='False' type='bool' />
                                     <property name='attachable' value='False' type='bool' />
                             </properties>
                           <entities>
                                     <Symbol1 shape='d' type='symbol'>
                                               <properties>
                                                         <property name='attachable' value='False' type='bool'/>
                                                 </properties>
                                       </Symbol1>
                                     <by type='phrase' target='by' />
                             </entities>
                   </by_phrase>
         </entities>
       <sympy>
                 sympy.integrals.Integral(self['operand'].get_sympy(), self['by'].get_sympy())
         </sympy>
       <latex>
                 "\int "+self['operand'].to_latex()+\
                 "\,d"+self['by'].to_latex()
         </latex>
       <string>
                 u"∫ "+self['operand'].to_string()+\
                 u" d"+self['by'].to_string()
         </string>
  <alternatives>integral</alternatives>
  <symbol>∫^</symbol>
  <category>Calculus</category>
</indefintegral>
