XIX. —Consideration of the objections raised against the geometrical representation of the square roots of negative quantities

@article{WarrenXIXO,
  title={XIX. —Consideration of the objections raised against the geometrical representation of the square roots of negative quantities},
  author={John Warren},
  journal={Philosophical Transactions of the Royal Society of London},
  pages={241 - 254}
}
  • John Warren
  • Mathematics
  • Philosophical Transactions of the Royal Society of London
Some years ago my attention was drawn to those algebraic quantities, which are commonly called impossible roots or imaginary quantities: it appeared extraordinary, that mathematicians should be able by means of these quantities to pursue their investigations, both in pure and mixed mathematics, and to arrive at results which agree with the results obtained by other independent processes; and yet that the real nature of these quantities should be entirely unknown, and even their real existence… 
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