[Numpy-discussion] partial_sum/adj_difference?

Neal Becker ndbecker2 at gmail.com
Tue Feb 19 13:38:06 EST 2008

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Does numpy/scipy have a partial_sum and adj_difference function?

partial_sum[i] = \sum_{j=0}^{i} x[j]
adj_diff[i] = x[i] - x[i-1] : i > 1, x[i] otherwise

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