Solving quadratics with a nomogram

Posted on April 19, 2010 by Jason Dyer

A nomogram is a diagram that solves a specific equation by means of adding one or more lines. Here’s an example:

The above diagram represents solving the equation q^2 - aq + b = 0 where a = -3 and b = -1.

I bring this up because the blog Dead Reckonings has posted a new full-length article on nomography, with a fantastic new quadratic-solving diagram on page 34. Here’s a shrunk-down version of the original:

If you want the larger version, go to the article.

Filed under: Education, Mathematics |

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2 Responses

  1. A arte esquecida dos ábacos. Exemplo: a lei dos senos « problemas | teoremas, on April 20, 2010 at 9:27 am said:

    […] Jargon, The Lost Art of Nomography,   de que tive conhecimento através do post de Jason Dyer Solving quadratics with a nomograph, Ron Doerfler […]

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  2. A arte esquecida dos ábacos. Exemplo: a lei dos senos (republicação temporária) | Problemas e Teoremas, on June 4, 2016 at 2:48 am said:

    […] On Jargon, The Lost Art of Nomography, de que tive conhecimento através do post de Jason Dyer Solving quadratics with a nomograph, Ron Doerfler […]

    Reply

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