https://www.desmos.com/calculator/isnx865noz
matrix row-reduction program (RREF) | linear algebra | Desmos
Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and...
row reductionlinear algebramatrixprogramrref
https://www.mapleprimes.com/posts/39318-Maple-12-2D-Math-Cf-2D-Input-W-RREF
Maple 12: 2D Math cf 2D Input w RREF - MaplePrimes
maple122dmathcf
https://www.mathworks.com/help/simulink/slref/coder.rref.html
coder.rref - Indicate read-only data to pass by reference - MATLAB
This MATLAB function indicates that arg is a read-only expression or variable to pass by reference to an external C/C++ function.
pass by referenceread onlycoderrrefindicate