Find Matrix Inverse
Quickly find the inverse matrix of any square matrix. Runs entirely in your browser, so your data never leaves your device.
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Output
The result appears here as you type.
How to use Find Matrix Inverse
- 1. Paste your matrix. Enter a square matrix, with each row on its own line and elements separated consistently, into the input pane, for example a 2 by 2 matrix.
- 2. Set Decimal places and Element separator. Choose how much rounding precision to show under Decimal places, and set Element separator to match how you want values divided within each row.
- 3. Copy the inverse matrix. Copy the resulting inverse, computed with Gauss-Jordan elimination, from the output pane into your linear algebra work or verification script.
When to use Find Matrix Inverse
Find Matrix Inverse computes the inverse of any square matrix using Gauss-Jordan elimination, saving you the row-reduction arithmetic by hand. The inverse is what you multiply a matrix by to get back to the identity matrix.
- Solving a system of linear equations. You've set up a system as a matrix equation and need the coefficient matrix's inverse to solve for the unknown variables directly.
- Checking a linear algebra homework problem. An assignment asks you to invert a matrix by hand using Gauss-Jordan elimination, and verifying your final answer here catches any row-operation mistakes.
- Implementing a transformation in graphics or robotics code. You're writing code that needs to undo a transformation matrix, like a rotation or scaling, and need the exact inverse values to plug into your implementation.
- Verifying a matrix is actually invertible. You want to confirm a specific matrix has a nonzero determinant and a valid inverse before relying on it in a larger calculation.
Examples
Inverse of a diagonal matrix
Input
2 0 0 2
Output
0.5 0 0 0.5
Inverse of a 2×2 matrix
Input
4 7 2 6
Output
0.6 -0.7 -0.2 0.4
About the Find Matrix Inverse tool
Find Matrix Inverse is a free online tool that works entirely inside your web browser. Quickly find the inverse matrix of any square matrix. Because the processing happens on your own device, nothing you enter is uploaded, logged or stored anywhere.
This page is one of 194 Number utilities on EditSafely. Each one does a single job well, and all of them follow the same rule: your input stays on your machine.
You can shape the output with 2 settings, including Decimal places and Element separator, and the result refreshes the moment you change one. 2 worked examples further down the page show exactly what the tool produces for real inputs.
Because nothing leaves your device, the tool is suitable for sensitive content such as internal documents, credentials or customer data. It also responds instantly, since every keystroke is handled on your own machine rather than by a remote API.
Frequently asked questions
Is Find Matrix Inverse free to use?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
Everything happens locally. Your browser downloads the tool's code once, then does all the processing itself; nothing you enter is transmitted, stored or logged. You can even go offline after the page loads and it will still work.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
No. The tool works in any modern browser on desktop, tablet or phone. There is no account to create, no extension to add and no software to install.
How do I use the result?
The output panel has a one-click copy button, and you can keep refining the input while you work; the result updates in place as you type.