K-Map Solver

2–8 variables

Setup

Number of variables…or type a boolean expression

How to play

1. In Fill mode, click cells to cycle 0 → 1 → X (don't care).
2. Switch to Group mode, select cells and hit Check group.
3. Press Solve to see the optimal minimized expression.

Karnaugh Map

Minimized Result

Each colored ring is one group = one product term.

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Edit Full Boolean Expression

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Browser-based digital logic learning.