Logarithm Calculator
Compute logarithms with any base, visualize the function, and explore values. Perfect for students, engineers, and math enthusiasts.
Step 1: Logarithm parameters
4
Logarithm rules
logₐ(b) = ln(b)/ln(a). Domain: x > 0, base > 0, base ≠ 1. The calculator handles these automatically.
Step 2: Graph & table settings
50
Graph tips
Adjust X range to zoom. For x ≤ 0 the log is undefined — use positive values.
Logarithm results
Summary
Graph
Table
log result
2.3026
ln(100) = 4.6052 (base e)
Log₁₀(x)
2.0000
ln(x)
4.6052
log₂(x)
6.6439
Antilog (10^x)
100.0
log₁₀ for integers 1‑10
Logarithmic curve
Current x
100
logₐ(x)
4.6052
Base used
e
Undefined?
no
Common values (1..10) for different bases
| x | log₁₀(x) | ln(x) | log₂(x) |
|---|
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