Talk:Coffea and Laplace transform: Difference between pages

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m Automated conversion
 
m Automated conversion
 
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The '''Laplace transform''' of a [[function]] ''f''(''t'') defined for all [[real number|real numbers]] ''t'' ≥ 0 is the function ''F''(''s''), defined by:
The old article follows:
 
: ''F''(''s'') = &int;<sub>0</sub><sup>&infin;</sup> ''e''<sup>-''st''</sup> ''f''(''t'') d''t''
Coffee bean: A [[:bean|bean]]. A major cash crop.
 
The Laplace transform ''F''(''s'') typically exists for all real numbers ''s'' > ''a'', where ''a'' is a constant which depends on the growth behavior of ''f''(''t'').
Coffee drink: A hot beverage prepared by passing hot [[:water|water]] onto or through ground roasted coffee beans. A stimulant due to the effects of [[:caffeine|caffeine]].
 
See also: [[Fourier transform]], [[transfer function]], [[linear dynamic system]].
The use of coffee as a drink appears to have originated
in Arabia and was a popular way for [[:Muslim|Muslim]]s to
stay focused during prayer.
 
<hr>
 
Someone else wrote:
 
''[[:Cappucin Monks|Cappucin Monks]] discovered the stimulating effects.''
 
I don't know if this is true,
however the name for the <em>cappuccino</em> drink
probably derives from the similarity between the drink's
appearance and the Cappucin Monks' habit.
 
(The above looks like an [[:old wives tale|old wives tale]] to me. --[[:hajhouse|hajhouse]])

Revision as of 01:53, 29 January 2002

The Laplace transform of a function f(t) defined for all real numbers t ≥ 0 is the function F(s), defined by:

F(s) = ∫0 e-st f(t) dt

The Laplace transform F(s) typically exists for all real numbers s > a, where a is a constant which depends on the growth behavior of f(t).

See also: Fourier transform, transfer function, linear dynamic system.