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ENH: optimize.approx_fprime: avoid quadratic memory usage #20645

Merged
merged 2 commits into from
May 6, 2024
Merged

ENH: optimize.approx_fprime: avoid quadratic memory usage #20645

merged 2 commits into from
May 6, 2024

Commits on May 4, 2024

  1. ENH: Reduce memory usage during approx_derivative 

    Currently, the code generates all possible h vectors at once. When optimizing N dimensions, this uses a quadratic amount of memory, which is wasteful. Reduce this by computing those vectors one at a time.
    @nickodell
    nickodell committed May 4, 2024
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Commits on May 6, 2024

  1. ENH: Move array allocation out of loop

    @nickodell
    nickodell committed May 6, 2024
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