Many thanks.  It's glaringly obvious, isn't it?  Oh well.


Christopher R. Maden wrote:

>Hash: SHA1
>At 06:25 6-12-2001, Peter B. West wrote:
>>I don't know how kosher this is, and would appreciate any comments.  I am 
>>also puzzled by the constraint in the spec (5.9.6 Absolute Numerics) that:
>>In addition, only the mod, addition, and subtraction operators require 
>>that the numerics on either side of the operation be absolute numerics of 
>>the same unit power. For other operations, the unit powers may be 
>>different and the result should be mathematically consistent as with the 
>>handling of powers in algebra.
>>As I read this, it means that, while I can divide a <length> by a number, 
>>resulting in a <length> of the same unit power, I cannot take the mod of a 
>><length> using a number.  Can anyone explaing the reasons for this restriction?
>Modulo only makes sense when the quotient is an integer.  When you divide 
>four inches by three, there isn't anything left over; you have three parts 
>of 4/3 inches each.  But if you take three-inch pieces of four inches, you 
>have one inch left over.
>- -- 
>Christopher R. Maden, Principal Consultant, HMM Consulting Int'l, Inc.
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