# sortColumnsTableau(SpechtModuleElement) -- a method for sorting the columns of the tableaux in a SpechtModuleElement

## Description

This method sorts the columns of every tableaux that appears as a term of the SpechtModuleElement. The corresponding sign of the sort is multiplied to the coefficient of the respective term. The method returns null but changes the SpechtModuleElement that was input as a parameter.

 i1 : p = new Partition from {2,2,1} o1 = Partition{2, 2, 1} o1 : Partition i2 : y1 = youngTableau(p,{0,1,4,3,2}) o2 = | 0 1 | | 4 3 | | 2 | o2 : YoungTableau i3 : y2 = youngTableau(p,{0,3,4,1,2}) o3 = | 0 3 | | 4 1 | | 2 | o3 : YoungTableau i4 : ele = spechtModuleElement(y1)-spechtModuleElement(y2) o4 = | 0 1 | - | 0 3 | | 4 3 | | 4 1 | | 2 | | 2 | o4 : SpechtModuleElement i5 : sortColumnsTableau ele i6 : ele o6 = -2 | 0 1 | | 2 3 | | 4 | o6 : SpechtModuleElement