Imagining Numbers: (particularly the square root of minus fifteen) (Google eBook)
How the elusive imaginary number was first imagined, and how to imagine it yourself
What people are saying - Write a review
We haven't found any reviews in the usual places.
90 degrees Abraham De Moivre algebra angle answer Ashbery's axis bers Bombelli Bombelli's puzzle Brann called Cardano Cartesian coordinates complex numbers complex plane conjugate cube roots cubic equations cubic radicals decimal definition discussion distributive law equa example expression Ferro's formula geometric Gergonne Girolamo Cardano give given horizontal idea imaginary numbers imagination John Ashbery L'Algebra Magna magnitude Manjul Bhargava math mathematician mathematics means method minus times minus Moivre Moivre's multiply negative numbers notation number line number TV operation of multiplication Oresme phrase picture poem poetry polynomial positive number positive whole numbers Press problem prose quadratic formula quantities question ratio of whole real numbers real-number referred rotation Scarry sect solutions solve specific square root Stendhal subtraction Tartaglia things Thomas Lux three cube roots tion tive trans transformation translation treatise tulip Univ unknown Viete's visualize word writing yellow zero