Puzzlement about In and Out with Wrappers

*To*: mathgroup at smc.vnet.net*Subject*: [mg128074] Puzzlement about In and Out with Wrappers*From*: James Stein <james at stein.org>*Date*: Thu, 13 Sep 2012 03:40:44 -0400 (EDT)*Delivered-to*: l-mathgroup@mail-archive0.wolfram.com*Delivered-to*: l-mathgroup@wolfram.com*Delivered-to*: mathgroup-newout@smc.vnet.net*Delivered-to*: mathgroup-newsend@smc.vnet.net

The documentation I've found explains the output of the following input (assuming =91x=92 has been Clear=92d): x ^ 2 x ^ 3 // FortranForm But in the output of the following cell, why does x^4 precede x**3, and why is x**3 not demarcated by =93Out [...] // FortranForm?=94 x ^ 2 x ^ 3 // FortranForm x ^ 4 And in the output of the following cell, it seems that x**4 has obliterated x**3. Why did this happen? (I know that the unwrapped x^3 is still available in Out [ - 3 ] ). x ^ 2 x ^ 3 // FortranForm x ^ 4 // FortranForm x ^ 5