Education
Normal Distribution Calculator
Z-scores, probabilities below/above/between values, and inverse normal.
Education
Matrix Operations Calculator
Determinant, inverse, transpose, rank, trace, and A±B or A×B.
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Frequently asked questions
How do I use it?
Enter your matrix a (rows on lines, values separated by spaces), adjust the options and press “Calculate”. Check the result, then copy or download it.
How does it work?
Gaussian elimination with partial pivoting; results are rounded to 8 significant digits.
Is my data uploaded?
No. Everything is processed in your browser and nothing is sent to a server. No account is needed.
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