Hypertext Webster Gateway: "Logarithmical"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Logarithmic \Log`a*rith"mic\, Logarithmical \Log`a*rith"mic*al\,
a. [Cf. F. logarithmique.]
Of or pertaining to logarithms; consisting of logarithms.
{Logarithmic curve} (Math.), a curve which, referred to a
system of rectangular co["o]rdinate axes, is such that the
ordinate of any point will be the logarithm of its
abscissa.
{Logarithmic spiral}, a spiral curve such that radii drawn
from its pole or eye at equal angles with each other are
in continual proportion. See {Spiral}.
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