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Both calculators run independently — change the inputs on either side to compare results.
Linear Algebra
QR Decomposition Calculator
Decompose any matrix A into an orthogonal matrix Q and an upper-triangular matrix R such that A = QR. Essential for solving least-squares problems, computing eigenvalues, and numerical linear algebra.
Fill in the required fields to see your result.
Linear Algebra
Matrix Scalar Multiplication
Multiply every element of a 2×2 matrix by a single scalar value. Use this when scaling a transformation matrix or adjusting magnitudes in linear algebra problems.
Fill in the required fields to see your result.
Key differences
| QR Decomposition Calculator | Matrix Scalar Multiplication | |
|---|---|---|
| Category | Linear Algebra | Linear Algebra |
| Inputs required | 4 | 4 |
| Result | R Matrix Determinant | Result Element (1,1) |
| What it does | Decompose any matrix A into an orthogonal matrix Q and an upper-triangular matrix R such that A = QR. Essential for solving least-squares problems, computing eigenvalues, and numerical linear algebra. | Multiply every element of a 2×2 matrix by a single scalar value. Use this when scaling a transformation matrix or adjusting magnitudes in linear algebra problems. |