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 January 21st, 2014, 01:24 AM #1 Newbie   Joined: Jan 2014 Posts: 2 Thanks: 0 simple matrix problem I am not a maths guy, i am a programmer i encounted a problem and need a formula here is a matrix | 01 02 03 04 | | 5 06 07 08 | | 09 10 11 12 | |13 14 15 16 | well it contain numbers 1-16 its a 4x4 matrix now i know the element 3x3 is 11 and 2x1 is 2 ect is there a formula where if i know the axb and i get the value for example if i have 4x3 the value is 15 how can i get 15 using a general formula.
 January 21st, 2014, 12:16 PM #2 Global Moderator   Joined: May 2007 Posts: 6,510 Thanks: 584 Re: simple matrix problem 4(a-1) + b.
 January 22nd, 2014, 01:33 AM #3 Newbie   Joined: Jan 2014 Posts: 2 Thanks: 0 Re: simple matrix problem nice thanks

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