Talk:General Associative Law for Ordinal Sum
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What exactly is 'generalised' about this associative law? --Lord_Farin 07:28, 17 August 2012 (UTC)
- It says, basically, that $( ( a_1 + a_2 ) \dots + a_n ) = ( a_1 + \dots ( a_{n-1} + a_n )$. --Andrew Salmon 17:15, 17 August 2012 (UTC)