Re: Multiplying a vector over multiple vectors

*To*: mathgroup at smc.vnet.net*Subject*: [mg91166] Re: Multiplying a vector over multiple vectors*From*: Albert Retey <awnl at gmx-topmail.de>*Date*: Fri, 8 Aug 2008 07:13:44 -0400 (EDT)*References*: <g7ed6u$2pm$1@smc.vnet.net>

Hi, > How does one get a vector to distribute over > a list of vectors under multiplication? > > For example: > > {{1,2}, {3,4}, {5,6}} times {a,b} should > equal (under this operation) > > {{a, 2b}, {3a, 4b}, {5a, 6b}} Thread[Times[Transpose@{{1, 2}, {3, 4}, {5, 6}}, {a, b}]] hth, albert