Log• Log[z] gives the natural logarithm of z (logarithm to base e).
• Log[b, z] gives the logarithm to base b. • Log[z] can be input as  .
• Log[b, z] can be input as  .
• See also: Arg, Exp, Power.
Examples Using InstantCalculatorsHere are the InstantCalculators for the Log function. Enter the parameters for your calculation and click Calculate to see the result.
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Entering Commands DirectlyYou can paste a template for this command via the Text Input button on the Log Function Controller. Without a second argument, Log is the natural logarithm to the base  .
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Here is a plot of Log[x] for x from 0 to 10.
This is the derivative.
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This is the integral.
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Ordinary Mathematical NotationThis also gives the derivative.
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This also gives the integral.
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