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Mathematics because, then why use three points to express it?
Ryan was the first person to express "there" with symbols. In an algebra book 1659, he used two symbols to mean "so": ∴ "and √", among which ∴ "was used more. 1668 The English version of this book is also written by.

/kloc-at the beginning of the 0/8th century, no one used "⊙" to mean "because". It was not until 1805 that "⊙" was used to express "because" for the first time in the Handbook of Popular Mathematics published in Britain, but it was not as widely used as "so".