Rafael Bombelli

An Italian mathematician. Born in Bologna, he is the author of a treatise on algebra and is a central figure in the understanding of imaginary numbers.

He was the one who finally managed to address the problem with imaginary numbers. In his 1572 book, L'Algebra, Bombelli solved equations using the method of del Ferro/Tartaglia. He introduced the rhetoric that preceded the representative symbols +i and -i and described how they both worked. The lunar crater Bombelli is named after him.…more

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Books with Rafael Bombelli

The Story of Mathematics

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3.76 avg rating — 162 ratings — published 2008
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The Great Mathematicians: U...

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3.61 avg rating — 109 ratings — published 2011
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