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More strict type for matrix multiplication #115

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nagrael2 opened this issue Nov 3, 2021 · 1 comment
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More strict type for matrix multiplication #115

nagrael2 opened this issue Nov 3, 2021 · 1 comment
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@joannasendorek

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@nagrael2
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nagrael2 commented Nov 3, 2021 •
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When using in DataFrame dot or @ pandas will return Series only when other is Series.
https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.dot.html

Same can be told about Series. Result of Series @ Series is Scalar, Series @ DataFrame is Series, Series @ array is array.
https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.dot.html

Reflected operands should also be included.
@joannasendorek joannasendorek self-assigned this Jan 17, 2022
@joannasendorek joannasendorek mentioned this issue Jan 17, 2022
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Hi @nagrael2,
Thanks for reporting the issue. You can see PR with the fix: #132

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