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Page 2469 of Mathematical Reviews Vol. , Issue 81F
[page]

1981
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Mathematical Reviews
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The reviewer and the author earlier introduced a general way *of* defining a *metric* between n-vectors *over* the *ring* Z,, the *ring* *of* integers mod q. ...
This general method *of* defining distance will give, in particular, the Hamming distance and the *Lee* distance, the two widely used *metrics* in *coding*, for partitions: P= P,, = { Bo, B,}, B, = {1,2,---,q— ...