Proper noun
the Drake equation
(exobiology) A formula for calculating the probability of civilizations existing elsewhere in the Milky Way galaxy and of their ability to communicate with Earth.
After about 50 years, the Drake equation is still of seminal importance because it is a 'road map' of what we need to learn in order to solve this fundamental existential question. Source: Internet
Astronomy Now. 2000 Modifications As many observers have pointed out, the Drake equation is a very simple model that does not include potentially relevant parameters, citation and many changes and modifications to the equation have been proposed. Source: Internet
Criticism towards the Drake equation follows from the fact that several of its terms are conjectural, the net result being that the error associated with any derived value is very large such that the equation cannot be used to draw firm conclusions. Source: Internet
The important part of the article is stating once again that the Drake equation is filled with probabilities that have no real basis. Source: Internet
Drake equation main The theories and principles in the Drake equation are closely related to the Fermi paradox. Source: Internet
For example, David Brin states: "The Drake equation merely speaks of the number of sites at which ETIs spontaneously arise. Source: Internet