Numbers and algebra

Logarithm

The exponent to which a positive base must be raised to produce a positive value.

Common notation log_b(x) = y ⇔ bʸ = x

In one sentence

What does Logarithm mean?

The exponent to which a positive base must be raised to produce a positive value.

How it is written

log_b(x) = y ⇔ bʸ = x

A compact example

log₂(32)=5 because 2⁵=32.

Other names and search terms

log, inverse exponent.

Clear answers

Questions about Logarithm

What does Logarithm mean in mathematics?

The exponent to which a positive base must be raised to produce a positive value.

How is Logarithm written?

A common notation is log_b(x) = y ⇔ bʸ = x.

What is an example of Logarithm?

log₂(32)=5 because 2⁵=32.