fL

Michael Crichton spoke often about the Drake equation N=N*fp ne fl fi fc fL, which, according to him was a useless formula.

"Miscalculation, poor study design or self-serving data analysis" « Climate Audit 2007

Draw horizontal _PF_ to meet _fL_ (the line drawn from the luminary to the horizon).

The Theory and Practice of Perspective 1876

At _S_ (point of sight) raise vertical _SF·_, making it equal to _fL_.

The Theory and Practice of Perspective 1876

Fw = The fraction of people in the UK who are women. fL = The fraction of women in the UK who live in London. fA = The fraction of the women in London who are age-appropriate. fU = The fraction of age-appropriate women in London with a university education. fB = The fraction of university educated, age-appropriate women in London who I find physically attractive.

Londonist 2010

In this case, it is convenient to make the force a natural variable by making the Legendre transform A′ = A - fL = 0 (4. 2-4) This is a complete Legendre transform.

Recently Uploaded Slideshows 2009

In this case, it is convenient to make the force a natural variable by making the Legendre transform A′ = A - fL = 0 (4. 2-4) This is a complete Legendre transform.

Recently Uploaded Slideshows 2009

In this case, it is convenient to make the force a natural variable by making the Legendre transform A′ = A - fL = 0 (4. 2-4) This is a complete Legendre transform.

Recently Uploaded Slideshows guestff9562 2009

Where N is the number of stars in the Milky Way galaxy; fp is the fraction with planets; ne is the number of planets per star capable of supporting life; fl is the fraction of planets where life evolves; fi is the fraction where intelligent life evolves; and fc is the fraction that communicates; and fL is the fraction of the planet's life during which the communicating civilizations live.

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Gen. Tr 'den Bilgiler masaLLah zaafiyet qecircek zay? fL? ktan tebrk ediorss nas?

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The prize is a gold medal of the value of 250 fL [22I. 10s.].

The Analytical Review, Or History of Literature, Domestic and Foreign, on an Enlarged Plan 1796