Another interconnection technique which can be advantageously employed in accordance with the principles of this invention is to group the programmable logic elements into a plurality of mutually exclusive groups, each group having associated with it {TAIL ~ one or more conductors} which can only be used to interconnect {HEAD ~ the elements} in that group 
Another interconnection technique which can be advantageously employed in accordance with the principles of this invention is to group the programmable logic elements into a plurality of mutually exclusive groups , each group having associated with it { TAIL ~ one or more conductors } which can only be used to interconnect { HEAD ~ the elements } in that group
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