Re: About function to evaluation

*To*: mathgroup at smc.vnet.net*Subject*: [mg74520] Re: [mg74473] About function to evaluation*From*: leigh pascoe <leigh at cephb.fr>*Date*: Fri, 23 Mar 2007 19:19:14 -0500 (EST)*References*: <200703220617.BAA17376@smc.vnet.net>

Evanescence wrote: > Hello Dear all: > My questions are as follows: > First I definite a function is f[x_,y_]:=2x+3y > Then I have a list is data={{1,2,0},{2,3,0},{4,1,0},{6,3,0},{1,3,0}} > For example{y,x,z}={1,2,0} {y,x,z}={2,3,0} {y,x,z}={4,1,0} > {y,x,z}={6,3,0} {y,x,z}={1,3,0} > I want to take the list data to the function to get the function > values. > Then express the form as follows at last > > x y f[x,y] > 2 1 7 > 3 2 12 > 1 4 14 > 3 6 24 > 3 1 9 > > PS: The z values is zero overall. > Please tell me how to get the function values in the list > Thank you very much > Evanescence 2007 03 21 > > > Here is one way: f[{y_,x_,z_}]:={x,y,2x+3y}; data={{1,2,0},{2,3,0},{4,1,0},{6,3,0},{1,3,0}}; TableForm[f /@ data,TableHeadings\[Rule]{None,{"x","y","F(x,y)"}}] Leigh

**References**:**About function to evaluation***From:*"Evanescence" <origine26@yahoo.com.tw>