regula falsi

regula falsi

[′reg·yə·lə ′fäl·sē]
(mathematics)
A method of calculating an unknown quantity by first making an estimate and then using this and the properties of the unknown to obtain it. Also known as rule of false position.
References in periodicals archive ?
Gartner begins her study with an investigation of the hitherto largely uncharted life of Widmann, a consideration of his role in the history of mathematics, a brief examination of his Latin writings (the two Leipzig incunable editions of the Regula falsi and the Tractatus proportionumstated on pp.
A Regula falsi method is used to solve the complex relation involving the radial length [sub.
The basis of the computer program listed in the Appendix is thus to try values in this range and iterate towards an acceptably low value of the equation by successive use of the Regula Falsi root-finding method.