Rules for Logarithm
Notation
is used for operation of logarithm for positive number
and
,
. The number
is called the base. The definition of logarithm of
to the base
is equivalent to the power from the base
When the base is not mention, we usually refer as
.
When
(euler number), we use special notation
For positive
and
and for any real
and any positive base
Special case for any positive base
See also : Kardi Teknomo Tutorials , Power Rule , Logarithmic Curve
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