► as a synonym of =>

[compsystems]

Hello, BP, please incorporate the symbol ► as a synonym of =>

x^4-1►* [ENTER] returns (x-1)*(x+1)*(x^2+1)
(x+1)^4►+ [ENTER] x^4+4*x^3+6*x^2+4*x+1
5=>a1 5►a1


Thanks