3.14159265358979327854123658974512365412985642 = 3.14159265358979327854123658974512365412985642e0
what happened here?
3.14159265358979327854123658974512365412985642e0 means
3.14159265358979327854123658974512365412985642 x 10^0 =
3.14159265358979327854123658974512365412985642 x 1 =
3.14159265358979327854123658974512365412985642
[ Some calculators display 10^N as eN .....this is often confusing because it looks as though you are raising the constant "e" to some power.....!!!! ]