floodgate
发表于 2025-3-28 15:37:40
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dialect
发表于 2025-3-28 21:32:45
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矛盾
发表于 2025-3-29 02:38:59
The Complex Plane,fore someone else is the work of historians, who can help unravel who should be blamed for an event, and who should take the credit. Untangling events from journals, books and private letters, and placing them in an unbiased, temporal sequence requires subject knowledge, tenacity and objective analysis.
Communicate
发表于 2025-3-29 03:56:48
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elastic
发表于 2025-3-29 08:31:31
Quaternions in Space,quaternions, and the development of octonions. The short section on composition algebras reveals that quaternions are rather special, and informs us why Hamilton could not identify an algebra based upon the hyper-complex number ..
Fierce
发表于 2025-3-29 13:06:51
Triples and Quaternions,This chapter covers the period up to Hamilton’s invention of quaternions. It not only shows what other mathematicians were thinking, but what Hamilton was wrestling with.