4 variable, whats the least cost?[i remember 2var linear programing]

*To*: mathgroup at smc.vnet.net*Subject*: [mg89540] 4 variable, whats the least cost?[i remember 2var linear programing]*From*: Sabbir Ahmad <sabbirahmad.eee at gmail.com>*Date*: Thu, 12 Jun 2008 02:59:01 -0400 (EDT)

is it possible to do linear programming with 4 variables?