-- -*- M2-comint -*- hash: 9043784581471472429

i1 : chern_3 E

o1 = c E
      3

o1 : ChernClassVariable

i2 : E

o2 = E

o2 : ChernClassVariableTable

i3 : peek E

o3 = ChernClassVariableTable{symbol$ => E}

i4 : chern_3 symbol E <- 44

o4 = 44

i5 : chern_3 E

o5 = 44

i6 : peek E

o6 = ChernClassVariableTable{3 => 44     }
                             symbol$ => E

i7 : E = 55

o7 = 55

i8 : chern_3 symbol E <- 44
--warning: clearing value of symbol E to allow access to Chern class variables based on it

o8 = 44

i9 : 
