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Both calculators run independently — change the inputs on either side to compare results.

3x3 Matrix Trace Calculator

Compute the trace of a 3×3 matrix as the sum of its diagonal entries: a11 + a22 + a33. The trace equals the sum of eigenvalues and is invariant under similarity transformations.

Element (1,1)

Element (2,2)

Element (3,3)

Fill in the required fields to see your result.

Linear Algebra

2x2 Matrix Eigenvalue Calculator

Find both eigenvalues of any 2×2 matrix using the characteristic equation. Essential for stability analysis, principal component analysis, and differential equations.

Element a (top-left)

Element b (top-right)

Element c (bottom-left)

Element d (bottom-right)

Fill in the required fields to see your result.

Key differences

	3x3 Matrix Trace Calculator	2x2 Matrix Eigenvalue Calculator
Category	Linear Algebra	Linear Algebra
Inputs required	3	4
Result	Matrix Trace	Larger Eigenvalue
What it does	Compute the trace of a 3×3 matrix as the sum of its diagonal entries: a11 + a22 + a33. The trace equals the sum of eigenvalues and is invariant under similarity transformations.	Find both eigenvalues of any 2×2 matrix using the characteristic equation. Essential for stability analysis, principal component analysis, and differential equations.