Paul Bachmann
Paul Gustav Heinrich Bachmann (1837 nî 6 goe̍h 22 – 1920 nî 3 goe̍h 31) sī Tek-kok ê sò͘-ha̍k-ka. I sī tāi-seng kài-siāu Tōa O phiau-chù (Big O notation) ê lâng.
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