Ars inveniendi
Encyclopedia
Ars inveniendi is a chief notion of mathesis universalis
and implies ascertaining truth
through the use of mathematics.
Mathesis universalis
Mathesis universalis is a hypothetical universal science modeled on mathematics envisaged by Leibniz and Descartes, among a number of more minor 16th and 17th century philosophers and mathematicians. John Wallis invokes the name as the title to a textbook on Cartesian geometry...
and implies ascertaining truth
Truth
Truth has a variety of meanings, such as the state of being in accord with fact or reality. It can also mean having fidelity to an original or to a standard or ideal. In a common usage, it also means constancy or sincerity in action or character...
through the use of mathematics.