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Tools / Linear Algebra / Eigenvalue Calculator
Online Eigenvalue Calculator
Compute eigenvalues and eigenvectors with steps, checks, and exports.
Input Matrix
Paste text or switch to grid. Size auto-detected.
Grid mode
Paste & Parse
2×2
3×3
2 1 1 2
Precision
Mode
Numeric
Exact (2×2/3×3 where possible)
Calculate
Results
Summary, steps, eigenvectors, and visualize.
Enter a matrix and press Calculate to see eigenvalues.