What distance separates two towns are 3 1/2 inches apart on the map and the scale is 1 ″ = 25 miles ?
What are the ways to separate this matrix into two matrix mathematically ? for eg . m =[ -1 0 1 ; -2 0 2 ; -1 0 1 -RSB- into a = -LSB- 1 2 1 -RSB- b =[ -1 0 1 -RSB- so m = a ' * b ;