Math
- The matrix calculator can multiply, add and raise matrices to higher power.
- LU Decomposition tool (LR-Zerlegung [de]) of an NxN matrix.
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System
of linear equations solving tool
- solves a system of linear equations of the form
Ax = b - There was a little three-language math dictionary on this site which has moved to mathdict.chitanka.info. It includes all six ordered pairs between English, German and Bulgarian.
- Arabic-Roman numerals converter - converts arabic to roman numerals and vice versa
