Logarithms
Calculates natural ln and base-10 logarithms and solves bˣ = y.
log
3,000000
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Formula
log_b(x) = y ⟺ b^y = x
Example: log₁₀(1,000) = 3
Methodology
log_b(x) = y exactly when b^y = x. ln uses base e.
Example
log₁₀(1,000) = 3. ln(e²) = 2.