Memoization
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sympy.utilities.memoization.assoc_recurrence_memo(base_seq)[source]
Memo decorator for associated sequences defined by recurrence starting from base
base_seq(n) – callable to get base sequence elements
XXX works only for Pn0 = base_seq(0) cases
XXX works only for m <= n cases
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sympy.utilities.memoization.recurrence_memo(initial)[source]
Memo decorator for sequences defined by recurrence
See usage examples e.g. in the specfun/combinatorial module
